function cleanupParent(parent) { if (!parent.nodes.length) { parent.remove(); return; } const commentNodes = parent.nodes.filter(node => node.type === 'comment'); if (commentNodes.length === parent.nodes.length) { parent.replaceWith(...commentNodes); } } function shiftNodesBeforeParent(node) { const parent = node.parent; const index = parent.index(node); // conditionally move previous siblings into a clone of the parent if (index) { const newParent = parent.cloneBefore().removeAll().append(parent.nodes.slice(0, index)); newParent.raws.semicolon = true; /* nested rules end with "}" and do not have this flag set */ cleanupParent(newParent); } // move the current node before the parent (and after the conditional clone) parent.before(node); parent.raws.semicolon = true; /* nested rules end with "}" and do not have this flag set */ return parent; } var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; function getDefaultExportFromCjs (x) { return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x; } var dist = {exports: {}}; var processor = {exports: {}}; var parser$1 = {exports: {}}; var root$1 = {exports: {}}; var container = {exports: {}}; var node = {exports: {}}; var util = {}; var unesc = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = unesc; // Many thanks for this post which made this migration much easier. // https://mathiasbynens.be/notes/css-escapes /** * * @param {string} str * @returns {[string, number]|undefined} */ function gobbleHex(str) { var lower = str.toLowerCase(); var hex = ''; var spaceTerminated = false; for (var i = 0; i < 6 && lower[i] !== undefined; i++) { var code = lower.charCodeAt(i); // check to see if we are dealing with a valid hex char [a-f|0-9] var valid = code >= 97 && code <= 102 || code >= 48 && code <= 57; // https://drafts.csswg.org/css-syntax/#consume-escaped-code-point spaceTerminated = code === 32; if (!valid) { break; } hex += lower[i]; } if (hex.length === 0) { return undefined; } var codePoint = parseInt(hex, 16); var isSurrogate = codePoint >= 0xD800 && codePoint <= 0xDFFF; // Add special case for // "If this number is zero, or is for a surrogate, or is greater than the maximum allowed code point" // https://drafts.csswg.org/css-syntax/#maximum-allowed-code-point if (isSurrogate || codePoint === 0x0000 || codePoint > 0x10FFFF) { return ["\uFFFD", hex.length + (spaceTerminated ? 1 : 0)]; } return [String.fromCodePoint(codePoint), hex.length + (spaceTerminated ? 1 : 0)]; } var CONTAINS_ESCAPE = /\\/; function unesc(str) { var needToProcess = CONTAINS_ESCAPE.test(str); if (!needToProcess) { return str; } var ret = ""; for (var i = 0; i < str.length; i++) { if (str[i] === "\\") { var gobbled = gobbleHex(str.slice(i + 1, i + 7)); if (gobbled !== undefined) { ret += gobbled[0]; i += gobbled[1]; continue; } // Retain a pair of \\ if double escaped `\\\\` // https://github.com/postcss/postcss-selector-parser/commit/268c9a7656fb53f543dc620aa5b73a30ec3ff20e if (str[i + 1] === "\\") { ret += "\\"; i++; continue; } // if \\ is at the end of the string retain it // https://github.com/postcss/postcss-selector-parser/commit/01a6b346e3612ce1ab20219acc26abdc259ccefb if (str.length === i + 1) { ret += str[i]; } continue; } ret += str[i]; } return ret; } module.exports = exports.default; })(unesc, unesc.exports); var getProp = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = getProp; function getProp(obj) { for (var _len = arguments.length, props = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { props[_key - 1] = arguments[_key]; } while (props.length > 0) { var prop = props.shift(); if (!obj[prop]) { return undefined; } obj = obj[prop]; } return obj; } module.exports = exports.default; })(getProp, getProp.exports); var ensureObject = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = ensureObject; function ensureObject(obj) { for (var _len = arguments.length, props = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { props[_key - 1] = arguments[_key]; } while (props.length > 0) { var prop = props.shift(); if (!obj[prop]) { obj[prop] = {}; } obj = obj[prop]; } } module.exports = exports.default; })(ensureObject, ensureObject.exports); var stripComments = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = stripComments; function stripComments(str) { var s = ""; var commentStart = str.indexOf("/*"); var lastEnd = 0; while (commentStart >= 0) { s = s + str.slice(lastEnd, commentStart); var commentEnd = str.indexOf("*/", commentStart + 2); if (commentEnd < 0) { return s; } lastEnd = commentEnd + 2; commentStart = str.indexOf("/*", lastEnd); } s = s + str.slice(lastEnd); return s; } module.exports = exports.default; })(stripComments, stripComments.exports); util.__esModule = true; util.stripComments = util.ensureObject = util.getProp = util.unesc = void 0; var _unesc = _interopRequireDefault$1(unesc.exports); util.unesc = _unesc["default"]; var _getProp = _interopRequireDefault$1(getProp.exports); util.getProp = _getProp["default"]; var _ensureObject = _interopRequireDefault$1(ensureObject.exports); util.ensureObject = _ensureObject["default"]; var _stripComments = _interopRequireDefault$1(stripComments.exports); util.stripComments = _stripComments["default"]; function _interopRequireDefault$1(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _util = util; function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } var cloneNode = function cloneNode(obj, parent) { if (typeof obj !== 'object' || obj === null) { return obj; } var cloned = new obj.constructor(); for (var i in obj) { if (!obj.hasOwnProperty(i)) { continue; } var value = obj[i]; var type = typeof value; if (i === 'parent' && type === 'object') { if (parent) { cloned[i] = parent; } } else if (value instanceof Array) { cloned[i] = value.map(function (j) { return cloneNode(j, cloned); }); } else { cloned[i] = cloneNode(value, cloned); } } return cloned; }; var Node = /*#__PURE__*/function () { function Node(opts) { if (opts === void 0) { opts = {}; } Object.assign(this, opts); this.spaces = this.spaces || {}; this.spaces.before = this.spaces.before || ''; this.spaces.after = this.spaces.after || ''; } var _proto = Node.prototype; _proto.remove = function remove() { if (this.parent) { this.parent.removeChild(this); } this.parent = undefined; return this; }; _proto.replaceWith = function replaceWith() { if (this.parent) { for (var index in arguments) { this.parent.insertBefore(this, arguments[index]); } this.remove(); } return this; }; _proto.next = function next() { return this.parent.at(this.parent.index(this) + 1); }; _proto.prev = function prev() { return this.parent.at(this.parent.index(this) - 1); }; _proto.clone = function clone(overrides) { if (overrides === void 0) { overrides = {}; } var cloned = cloneNode(this); for (var name in overrides) { cloned[name] = overrides[name]; } return cloned; } /** * Some non-standard syntax doesn't follow normal escaping rules for css. * This allows non standard syntax to be appended to an existing property * by specifying the escaped value. By specifying the escaped value, * illegal characters are allowed to be directly inserted into css output. * @param {string} name the property to set * @param {any} value the unescaped value of the property * @param {string} valueEscaped optional. the escaped value of the property. */ ; _proto.appendToPropertyAndEscape = function appendToPropertyAndEscape(name, value, valueEscaped) { if (!this.raws) { this.raws = {}; } var originalValue = this[name]; var originalEscaped = this.raws[name]; this[name] = originalValue + value; // this may trigger a setter that updates raws, so it has to be set first. if (originalEscaped || valueEscaped !== value) { this.raws[name] = (originalEscaped || originalValue) + valueEscaped; } else { delete this.raws[name]; // delete any escaped value that was created by the setter. } } /** * Some non-standard syntax doesn't follow normal escaping rules for css. * This allows the escaped value to be specified directly, allowing illegal * characters to be directly inserted into css output. * @param {string} name the property to set * @param {any} value the unescaped value of the property * @param {string} valueEscaped the escaped value of the property. */ ; _proto.setPropertyAndEscape = function setPropertyAndEscape(name, value, valueEscaped) { if (!this.raws) { this.raws = {}; } this[name] = value; // this may trigger a setter that updates raws, so it has to be set first. this.raws[name] = valueEscaped; } /** * When you want a value to passed through to CSS directly. This method * deletes the corresponding raw value causing the stringifier to fallback * to the unescaped value. * @param {string} name the property to set. * @param {any} value The value that is both escaped and unescaped. */ ; _proto.setPropertyWithoutEscape = function setPropertyWithoutEscape(name, value) { this[name] = value; // this may trigger a setter that updates raws, so it has to be set first. if (this.raws) { delete this.raws[name]; } } /** * * @param {number} line The number (starting with 1) * @param {number} column The column number (starting with 1) */ ; _proto.isAtPosition = function isAtPosition(line, column) { if (this.source && this.source.start && this.source.end) { if (this.source.start.line > line) { return false; } if (this.source.end.line < line) { return false; } if (this.source.start.line === line && this.source.start.column > column) { return false; } if (this.source.end.line === line && this.source.end.column < column) { return false; } return true; } return undefined; }; _proto.stringifyProperty = function stringifyProperty(name) { return this.raws && this.raws[name] || this[name]; }; _proto.valueToString = function valueToString() { return String(this.stringifyProperty("value")); }; _proto.toString = function toString() { return [this.rawSpaceBefore, this.valueToString(), this.rawSpaceAfter].join(''); }; _createClass(Node, [{ key: "rawSpaceBefore", get: function get() { var rawSpace = this.raws && this.raws.spaces && this.raws.spaces.before; if (rawSpace === undefined) { rawSpace = this.spaces && this.spaces.before; } return rawSpace || ""; }, set: function set(raw) { (0, _util.ensureObject)(this, "raws", "spaces"); this.raws.spaces.before = raw; } }, { key: "rawSpaceAfter", get: function get() { var rawSpace = this.raws && this.raws.spaces && this.raws.spaces.after; if (rawSpace === undefined) { rawSpace = this.spaces.after; } return rawSpace || ""; }, set: function set(raw) { (0, _util.ensureObject)(this, "raws", "spaces"); this.raws.spaces.after = raw; } }]); return Node; }(); exports["default"] = Node; module.exports = exports.default; })(node, node.exports); var types = {}; types.__esModule = true; types.UNIVERSAL = types.ATTRIBUTE = types.CLASS = types.COMBINATOR = types.COMMENT = types.ID = types.NESTING = types.PSEUDO = types.ROOT = types.SELECTOR = types.STRING = types.TAG = void 0; var TAG = 'tag'; types.TAG = TAG; var STRING = 'string'; types.STRING = STRING; var SELECTOR = 'selector'; types.SELECTOR = SELECTOR; var ROOT = 'root'; types.ROOT = ROOT; var PSEUDO = 'pseudo'; types.PSEUDO = PSEUDO; var NESTING = 'nesting'; types.NESTING = NESTING; var ID = 'id'; types.ID = ID; var COMMENT = 'comment'; types.COMMENT = COMMENT; var COMBINATOR = 'combinator'; types.COMBINATOR = COMBINATOR; var CLASS = 'class'; types.CLASS = CLASS; var ATTRIBUTE = 'attribute'; types.ATTRIBUTE = ATTRIBUTE; var UNIVERSAL = 'universal'; types.UNIVERSAL = UNIVERSAL; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var types$1 = _interopRequireWildcard(types); function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; } function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _createForOfIteratorHelperLoose(o, allowArrayLike) { var it; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } it = o[Symbol.iterator](); return it.next.bind(it); } function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Container = /*#__PURE__*/function (_Node) { _inheritsLoose(Container, _Node); function Container(opts) { var _this; _this = _Node.call(this, opts) || this; if (!_this.nodes) { _this.nodes = []; } return _this; } var _proto = Container.prototype; _proto.append = function append(selector) { selector.parent = this; this.nodes.push(selector); return this; }; _proto.prepend = function prepend(selector) { selector.parent = this; this.nodes.unshift(selector); return this; }; _proto.at = function at(index) { return this.nodes[index]; }; _proto.index = function index(child) { if (typeof child === 'number') { return child; } return this.nodes.indexOf(child); }; _proto.removeChild = function removeChild(child) { child = this.index(child); this.at(child).parent = undefined; this.nodes.splice(child, 1); var index; for (var id in this.indexes) { index = this.indexes[id]; if (index >= child) { this.indexes[id] = index - 1; } } return this; }; _proto.removeAll = function removeAll() { for (var _iterator = _createForOfIteratorHelperLoose(this.nodes), _step; !(_step = _iterator()).done;) { var node = _step.value; node.parent = undefined; } this.nodes = []; return this; }; _proto.empty = function empty() { return this.removeAll(); }; _proto.insertAfter = function insertAfter(oldNode, newNode) { newNode.parent = this; var oldIndex = this.index(oldNode); this.nodes.splice(oldIndex + 1, 0, newNode); newNode.parent = this; var index; for (var id in this.indexes) { index = this.indexes[id]; if (oldIndex <= index) { this.indexes[id] = index + 1; } } return this; }; _proto.insertBefore = function insertBefore(oldNode, newNode) { newNode.parent = this; var oldIndex = this.index(oldNode); this.nodes.splice(oldIndex, 0, newNode); newNode.parent = this; var index; for (var id in this.indexes) { index = this.indexes[id]; if (index <= oldIndex) { this.indexes[id] = index + 1; } } return this; }; _proto._findChildAtPosition = function _findChildAtPosition(line, col) { var found = undefined; this.each(function (node) { if (node.atPosition) { var foundChild = node.atPosition(line, col); if (foundChild) { found = foundChild; return false; } } else if (node.isAtPosition(line, col)) { found = node; return false; } }); return found; } /** * Return the most specific node at the line and column number given. * The source location is based on the original parsed location, locations aren't * updated as selector nodes are mutated. * * Note that this location is relative to the location of the first character * of the selector, and not the location of the selector in the overall document * when used in conjunction with postcss. * * If not found, returns undefined. * @param {number} line The line number of the node to find. (1-based index) * @param {number} col The column number of the node to find. (1-based index) */ ; _proto.atPosition = function atPosition(line, col) { if (this.isAtPosition(line, col)) { return this._findChildAtPosition(line, col) || this; } else { return undefined; } }; _proto._inferEndPosition = function _inferEndPosition() { if (this.last && this.last.source && this.last.source.end) { this.source = this.source || {}; this.source.end = this.source.end || {}; Object.assign(this.source.end, this.last.source.end); } }; _proto.each = function each(callback) { if (!this.lastEach) { this.lastEach = 0; } if (!this.indexes) { this.indexes = {}; } this.lastEach++; var id = this.lastEach; this.indexes[id] = 0; if (!this.length) { return undefined; } var index, result; while (this.indexes[id] < this.length) { index = this.indexes[id]; result = callback(this.at(index), index); if (result === false) { break; } this.indexes[id] += 1; } delete this.indexes[id]; if (result === false) { return false; } }; _proto.walk = function walk(callback) { return this.each(function (node, i) { var result = callback(node, i); if (result !== false && node.length) { result = node.walk(callback); } if (result === false) { return false; } }); }; _proto.walkAttributes = function walkAttributes(callback) { var _this2 = this; return this.walk(function (selector) { if (selector.type === types$1.ATTRIBUTE) { return callback.call(_this2, selector); } }); }; _proto.walkClasses = function walkClasses(callback) { var _this3 = this; return this.walk(function (selector) { if (selector.type === types$1.CLASS) { return callback.call(_this3, selector); } }); }; _proto.walkCombinators = function walkCombinators(callback) { var _this4 = this; return this.walk(function (selector) { if (selector.type === types$1.COMBINATOR) { return callback.call(_this4, selector); } }); }; _proto.walkComments = function walkComments(callback) { var _this5 = this; return this.walk(function (selector) { if (selector.type === types$1.COMMENT) { return callback.call(_this5, selector); } }); }; _proto.walkIds = function walkIds(callback) { var _this6 = this; return this.walk(function (selector) { if (selector.type === types$1.ID) { return callback.call(_this6, selector); } }); }; _proto.walkNesting = function walkNesting(callback) { var _this7 = this; return this.walk(function (selector) { if (selector.type === types$1.NESTING) { return callback.call(_this7, selector); } }); }; _proto.walkPseudos = function walkPseudos(callback) { var _this8 = this; return this.walk(function (selector) { if (selector.type === types$1.PSEUDO) { return callback.call(_this8, selector); } }); }; _proto.walkTags = function walkTags(callback) { var _this9 = this; return this.walk(function (selector) { if (selector.type === types$1.TAG) { return callback.call(_this9, selector); } }); }; _proto.walkUniversals = function walkUniversals(callback) { var _this10 = this; return this.walk(function (selector) { if (selector.type === types$1.UNIVERSAL) { return callback.call(_this10, selector); } }); }; _proto.split = function split(callback) { var _this11 = this; var current = []; return this.reduce(function (memo, node, index) { var split = callback.call(_this11, node); current.push(node); if (split) { memo.push(current); current = []; } else if (index === _this11.length - 1) { memo.push(current); } return memo; }, []); }; _proto.map = function map(callback) { return this.nodes.map(callback); }; _proto.reduce = function reduce(callback, memo) { return this.nodes.reduce(callback, memo); }; _proto.every = function every(callback) { return this.nodes.every(callback); }; _proto.some = function some(callback) { return this.nodes.some(callback); }; _proto.filter = function filter(callback) { return this.nodes.filter(callback); }; _proto.sort = function sort(callback) { return this.nodes.sort(callback); }; _proto.toString = function toString() { return this.map(String).join(''); }; _createClass(Container, [{ key: "first", get: function get() { return this.at(0); } }, { key: "last", get: function get() { return this.at(this.length - 1); } }, { key: "length", get: function get() { return this.nodes.length; } }]); return Container; }(_node["default"]); exports["default"] = Container; module.exports = exports.default; })(container, container.exports); (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _container = _interopRequireDefault(container.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Root = /*#__PURE__*/function (_Container) { _inheritsLoose(Root, _Container); function Root(opts) { var _this; _this = _Container.call(this, opts) || this; _this.type = _types.ROOT; return _this; } var _proto = Root.prototype; _proto.toString = function toString() { var str = this.reduce(function (memo, selector) { memo.push(String(selector)); return memo; }, []).join(','); return this.trailingComma ? str + ',' : str; }; _proto.error = function error(message, options) { if (this._error) { return this._error(message, options); } else { return new Error(message); } }; _createClass(Root, [{ key: "errorGenerator", set: function set(handler) { this._error = handler; } }]); return Root; }(_container["default"]); exports["default"] = Root; module.exports = exports.default; })(root$1, root$1.exports); var selector$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _container = _interopRequireDefault(container.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Selector = /*#__PURE__*/function (_Container) { _inheritsLoose(Selector, _Container); function Selector(opts) { var _this; _this = _Container.call(this, opts) || this; _this.type = _types.SELECTOR; return _this; } return Selector; }(_container["default"]); exports["default"] = Selector; module.exports = exports.default; })(selector$1, selector$1.exports); var className$1 = {exports: {}}; /*! https://mths.be/cssesc v3.0.0 by @mathias */ var object = {}; var hasOwnProperty = object.hasOwnProperty; var merge = function merge(options, defaults) { if (!options) { return defaults; } var result = {}; for (var key in defaults) { // `if (defaults.hasOwnProperty(key) { … }` is not needed here, since // only recognized option names are used. result[key] = hasOwnProperty.call(options, key) ? options[key] : defaults[key]; } return result; }; var regexAnySingleEscape = /[ -,\.\/:-@\[-\^`\{-~]/; var regexSingleEscape = /[ -,\.\/:-@\[\]\^`\{-~]/; var regexExcessiveSpaces = /(^|\\+)?(\\[A-F0-9]{1,6})\x20(?![a-fA-F0-9\x20])/g; // https://mathiasbynens.be/notes/css-escapes#css var cssesc = function cssesc(string, options) { options = merge(options, cssesc.options); if (options.quotes != 'single' && options.quotes != 'double') { options.quotes = 'single'; } var quote = options.quotes == 'double' ? '"' : '\''; var isIdentifier = options.isIdentifier; var firstChar = string.charAt(0); var output = ''; var counter = 0; var length = string.length; while (counter < length) { var character = string.charAt(counter++); var codePoint = character.charCodeAt(); var value = void 0; // If it’s not a printable ASCII character… if (codePoint < 0x20 || codePoint > 0x7E) { if (codePoint >= 0xD800 && codePoint <= 0xDBFF && counter < length) { // It’s a high surrogate, and there is a next character. var extra = string.charCodeAt(counter++); if ((extra & 0xFC00) == 0xDC00) { // next character is low surrogate codePoint = ((codePoint & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000; } else { // It’s an unmatched surrogate; only append this code unit, in case // the next code unit is the high surrogate of a surrogate pair. counter--; } } value = '\\' + codePoint.toString(16).toUpperCase() + ' '; } else { if (options.escapeEverything) { if (regexAnySingleEscape.test(character)) { value = '\\' + character; } else { value = '\\' + codePoint.toString(16).toUpperCase() + ' '; } } else if (/[\t\n\f\r\x0B]/.test(character)) { value = '\\' + codePoint.toString(16).toUpperCase() + ' '; } else if (character == '\\' || !isIdentifier && (character == '"' && quote == character || character == '\'' && quote == character) || isIdentifier && regexSingleEscape.test(character)) { value = '\\' + character; } else { value = character; } } output += value; } if (isIdentifier) { if (/^-[-\d]/.test(output)) { output = '\\-' + output.slice(1); } else if (/\d/.test(firstChar)) { output = '\\3' + firstChar + ' ' + output.slice(1); } } // Remove spaces after `\HEX` escapes that are not followed by a hex digit, // since they’re redundant. Note that this is only possible if the escape // sequence isn’t preceded by an odd number of backslashes. output = output.replace(regexExcessiveSpaces, function ($0, $1, $2) { if ($1 && $1.length % 2) { // It’s not safe to remove the space, so don’t. return $0; } // Strip the space. return ($1 || '') + $2; }); if (!isIdentifier && options.wrap) { return quote + output + quote; } return output; }; // Expose default options (so they can be overridden globally). cssesc.options = { 'escapeEverything': false, 'isIdentifier': false, 'quotes': 'single', 'wrap': false }; cssesc.version = '3.0.0'; var cssesc_1 = cssesc; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _cssesc = _interopRequireDefault(cssesc_1); var _util = util; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var ClassName = /*#__PURE__*/function (_Node) { _inheritsLoose(ClassName, _Node); function ClassName(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.CLASS; _this._constructed = true; return _this; } var _proto = ClassName.prototype; _proto.valueToString = function valueToString() { return '.' + _Node.prototype.valueToString.call(this); }; _createClass(ClassName, [{ key: "value", get: function get() { return this._value; }, set: function set(v) { if (this._constructed) { var escaped = (0, _cssesc["default"])(v, { isIdentifier: true }); if (escaped !== v) { (0, _util.ensureObject)(this, "raws"); this.raws.value = escaped; } else if (this.raws) { delete this.raws.value; } } this._value = v; } }]); return ClassName; }(_node["default"]); exports["default"] = ClassName; module.exports = exports.default; })(className$1, className$1.exports); var comment$2 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Comment = /*#__PURE__*/function (_Node) { _inheritsLoose(Comment, _Node); function Comment(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.COMMENT; return _this; } return Comment; }(_node["default"]); exports["default"] = Comment; module.exports = exports.default; })(comment$2, comment$2.exports); var id$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var ID = /*#__PURE__*/function (_Node) { _inheritsLoose(ID, _Node); function ID(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.ID; return _this; } var _proto = ID.prototype; _proto.valueToString = function valueToString() { return '#' + _Node.prototype.valueToString.call(this); }; return ID; }(_node["default"]); exports["default"] = ID; module.exports = exports.default; })(id$1, id$1.exports); var tag$1 = {exports: {}}; var namespace = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _cssesc = _interopRequireDefault(cssesc_1); var _util = util; var _node = _interopRequireDefault(node.exports); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Namespace = /*#__PURE__*/function (_Node) { _inheritsLoose(Namespace, _Node); function Namespace() { return _Node.apply(this, arguments) || this; } var _proto = Namespace.prototype; _proto.qualifiedName = function qualifiedName(value) { if (this.namespace) { return this.namespaceString + "|" + value; } else { return value; } }; _proto.valueToString = function valueToString() { return this.qualifiedName(_Node.prototype.valueToString.call(this)); }; _createClass(Namespace, [{ key: "namespace", get: function get() { return this._namespace; }, set: function set(namespace) { if (namespace === true || namespace === "*" || namespace === "&") { this._namespace = namespace; if (this.raws) { delete this.raws.namespace; } return; } var escaped = (0, _cssesc["default"])(namespace, { isIdentifier: true }); this._namespace = namespace; if (escaped !== namespace) { (0, _util.ensureObject)(this, "raws"); this.raws.namespace = escaped; } else if (this.raws) { delete this.raws.namespace; } } }, { key: "ns", get: function get() { return this._namespace; }, set: function set(namespace) { this.namespace = namespace; } }, { key: "namespaceString", get: function get() { if (this.namespace) { var ns = this.stringifyProperty("namespace"); if (ns === true) { return ''; } else { return ns; } } else { return ''; } } }]); return Namespace; }(_node["default"]); exports["default"] = Namespace; module.exports = exports.default; })(namespace, namespace.exports); (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _namespace = _interopRequireDefault(namespace.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Tag = /*#__PURE__*/function (_Namespace) { _inheritsLoose(Tag, _Namespace); function Tag(opts) { var _this; _this = _Namespace.call(this, opts) || this; _this.type = _types.TAG; return _this; } return Tag; }(_namespace["default"]); exports["default"] = Tag; module.exports = exports.default; })(tag$1, tag$1.exports); var string$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var String = /*#__PURE__*/function (_Node) { _inheritsLoose(String, _Node); function String(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.STRING; return _this; } return String; }(_node["default"]); exports["default"] = String; module.exports = exports.default; })(string$1, string$1.exports); var pseudo$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _container = _interopRequireDefault(container.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Pseudo = /*#__PURE__*/function (_Container) { _inheritsLoose(Pseudo, _Container); function Pseudo(opts) { var _this; _this = _Container.call(this, opts) || this; _this.type = _types.PSEUDO; return _this; } var _proto = Pseudo.prototype; _proto.toString = function toString() { var params = this.length ? '(' + this.map(String).join(',') + ')' : ''; return [this.rawSpaceBefore, this.stringifyProperty("value"), params, this.rawSpaceAfter].join(''); }; return Pseudo; }(_container["default"]); exports["default"] = Pseudo; module.exports = exports.default; })(pseudo$1, pseudo$1.exports); var attribute$1 = {}; /** * Module exports. */ var browser = deprecate; /** * Mark that a method should not be used. * Returns a modified function which warns once by default. * * If `localStorage.noDeprecation = true` is set, then it is a no-op. * * If `localStorage.throwDeprecation = true` is set, then deprecated functions * will throw an Error when invoked. * * If `localStorage.traceDeprecation = true` is set, then deprecated functions * will invoke `console.trace()` instead of `console.error()`. * * @param {Function} fn - the function to deprecate * @param {String} msg - the string to print to the console when `fn` is invoked * @returns {Function} a new "deprecated" version of `fn` * @api public */ function deprecate(fn, msg) { if (config('noDeprecation')) { return fn; } var warned = false; function deprecated() { if (!warned) { if (config('throwDeprecation')) { throw new Error(msg); } else if (config('traceDeprecation')) { console.trace(msg); } else { console.warn(msg); } warned = true; } return fn.apply(this, arguments); } return deprecated; } /** * Checks `localStorage` for boolean values for the given `name`. * * @param {String} name * @returns {Boolean} * @api private */ function config(name) { // accessing global.localStorage can trigger a DOMException in sandboxed iframes try { if (!commonjsGlobal.localStorage) return false; } catch (_) { return false; } var val = commonjsGlobal.localStorage[name]; if (null == val) return false; return String(val).toLowerCase() === 'true'; } (function (exports) { exports.__esModule = true; exports.unescapeValue = unescapeValue; exports["default"] = void 0; var _cssesc = _interopRequireDefault(cssesc_1); var _unesc = _interopRequireDefault(unesc.exports); var _namespace = _interopRequireDefault(namespace.exports); var _types = types; var _CSSESC_QUOTE_OPTIONS; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var deprecate = browser; var WRAPPED_IN_QUOTES = /^('|")([^]*)\1$/; var warnOfDeprecatedValueAssignment = deprecate(function () {}, "Assigning an attribute a value containing characters that might need to be escaped is deprecated. " + "Call attribute.setValue() instead."); var warnOfDeprecatedQuotedAssignment = deprecate(function () {}, "Assigning attr.quoted is deprecated and has no effect. Assign to attr.quoteMark instead."); var warnOfDeprecatedConstructor = deprecate(function () {}, "Constructing an Attribute selector with a value without specifying quoteMark is deprecated. Note: The value should be unescaped now."); function unescapeValue(value) { var deprecatedUsage = false; var quoteMark = null; var unescaped = value; var m = unescaped.match(WRAPPED_IN_QUOTES); if (m) { quoteMark = m[1]; unescaped = m[2]; } unescaped = (0, _unesc["default"])(unescaped); if (unescaped !== value) { deprecatedUsage = true; } return { deprecatedUsage: deprecatedUsage, unescaped: unescaped, quoteMark: quoteMark }; } function handleDeprecatedContructorOpts(opts) { if (opts.quoteMark !== undefined) { return opts; } if (opts.value === undefined) { return opts; } warnOfDeprecatedConstructor(); var _unescapeValue = unescapeValue(opts.value), quoteMark = _unescapeValue.quoteMark, unescaped = _unescapeValue.unescaped; if (!opts.raws) { opts.raws = {}; } if (opts.raws.value === undefined) { opts.raws.value = opts.value; } opts.value = unescaped; opts.quoteMark = quoteMark; return opts; } var Attribute = /*#__PURE__*/function (_Namespace) { _inheritsLoose(Attribute, _Namespace); function Attribute(opts) { var _this; if (opts === void 0) { opts = {}; } _this = _Namespace.call(this, handleDeprecatedContructorOpts(opts)) || this; _this.type = _types.ATTRIBUTE; _this.raws = _this.raws || {}; Object.defineProperty(_this.raws, 'unquoted', { get: deprecate(function () { return _this.value; }, "attr.raws.unquoted is deprecated. Call attr.value instead."), set: deprecate(function () { return _this.value; }, "Setting attr.raws.unquoted is deprecated and has no effect. attr.value is unescaped by default now.") }); _this._constructed = true; return _this; } /** * Returns the Attribute's value quoted such that it would be legal to use * in the value of a css file. The original value's quotation setting * used for stringification is left unchanged. See `setValue(value, options)` * if you want to control the quote settings of a new value for the attribute. * * You can also change the quotation used for the current value by setting quoteMark. * * Options: * * quoteMark {'"' | "'" | null} - Use this value to quote the value. If this * option is not set, the original value for quoteMark will be used. If * indeterminate, a double quote is used. The legal values are: * * `null` - the value will be unquoted and characters will be escaped as necessary. * * `'` - the value will be quoted with a single quote and single quotes are escaped. * * `"` - the value will be quoted with a double quote and double quotes are escaped. * * preferCurrentQuoteMark {boolean} - if true, prefer the source quote mark * over the quoteMark option value. * * smart {boolean} - if true, will select a quote mark based on the value * and the other options specified here. See the `smartQuoteMark()` * method. **/ var _proto = Attribute.prototype; _proto.getQuotedValue = function getQuotedValue(options) { if (options === void 0) { options = {}; } var quoteMark = this._determineQuoteMark(options); var cssescopts = CSSESC_QUOTE_OPTIONS[quoteMark]; var escaped = (0, _cssesc["default"])(this._value, cssescopts); return escaped; }; _proto._determineQuoteMark = function _determineQuoteMark(options) { return options.smart ? this.smartQuoteMark(options) : this.preferredQuoteMark(options); } /** * Set the unescaped value with the specified quotation options. The value * provided must not include any wrapping quote marks -- those quotes will * be interpreted as part of the value and escaped accordingly. */ ; _proto.setValue = function setValue(value, options) { if (options === void 0) { options = {}; } this._value = value; this._quoteMark = this._determineQuoteMark(options); this._syncRawValue(); } /** * Intelligently select a quoteMark value based on the value's contents. If * the value is a legal CSS ident, it will not be quoted. Otherwise a quote * mark will be picked that minimizes the number of escapes. * * If there's no clear winner, the quote mark from these options is used, * then the source quote mark (this is inverted if `preferCurrentQuoteMark` is * true). If the quoteMark is unspecified, a double quote is used. * * @param options This takes the quoteMark and preferCurrentQuoteMark options * from the quoteValue method. */ ; _proto.smartQuoteMark = function smartQuoteMark(options) { var v = this.value; var numSingleQuotes = v.replace(/[^']/g, '').length; var numDoubleQuotes = v.replace(/[^"]/g, '').length; if (numSingleQuotes + numDoubleQuotes === 0) { var escaped = (0, _cssesc["default"])(v, { isIdentifier: true }); if (escaped === v) { return Attribute.NO_QUOTE; } else { var pref = this.preferredQuoteMark(options); if (pref === Attribute.NO_QUOTE) { // pick a quote mark that isn't none and see if it's smaller var quote = this.quoteMark || options.quoteMark || Attribute.DOUBLE_QUOTE; var opts = CSSESC_QUOTE_OPTIONS[quote]; var quoteValue = (0, _cssesc["default"])(v, opts); if (quoteValue.length < escaped.length) { return quote; } } return pref; } } else if (numDoubleQuotes === numSingleQuotes) { return this.preferredQuoteMark(options); } else if (numDoubleQuotes < numSingleQuotes) { return Attribute.DOUBLE_QUOTE; } else { return Attribute.SINGLE_QUOTE; } } /** * Selects the preferred quote mark based on the options and the current quote mark value. * If you want the quote mark to depend on the attribute value, call `smartQuoteMark(opts)` * instead. */ ; _proto.preferredQuoteMark = function preferredQuoteMark(options) { var quoteMark = options.preferCurrentQuoteMark ? this.quoteMark : options.quoteMark; if (quoteMark === undefined) { quoteMark = options.preferCurrentQuoteMark ? options.quoteMark : this.quoteMark; } if (quoteMark === undefined) { quoteMark = Attribute.DOUBLE_QUOTE; } return quoteMark; }; _proto._syncRawValue = function _syncRawValue() { var rawValue = (0, _cssesc["default"])(this._value, CSSESC_QUOTE_OPTIONS[this.quoteMark]); if (rawValue === this._value) { if (this.raws) { delete this.raws.value; } } else { this.raws.value = rawValue; } }; _proto._handleEscapes = function _handleEscapes(prop, value) { if (this._constructed) { var escaped = (0, _cssesc["default"])(value, { isIdentifier: true }); if (escaped !== value) { this.raws[prop] = escaped; } else { delete this.raws[prop]; } } }; _proto._spacesFor = function _spacesFor(name) { var attrSpaces = { before: '', after: '' }; var spaces = this.spaces[name] || {}; var rawSpaces = this.raws.spaces && this.raws.spaces[name] || {}; return Object.assign(attrSpaces, spaces, rawSpaces); }; _proto._stringFor = function _stringFor(name, spaceName, concat) { if (spaceName === void 0) { spaceName = name; } if (concat === void 0) { concat = defaultAttrConcat; } var attrSpaces = this._spacesFor(spaceName); return concat(this.stringifyProperty(name), attrSpaces); } /** * returns the offset of the attribute part specified relative to the * start of the node of the output string. * * * "ns" - alias for "namespace" * * "namespace" - the namespace if it exists. * * "attribute" - the attribute name * * "attributeNS" - the start of the attribute or its namespace * * "operator" - the match operator of the attribute * * "value" - The value (string or identifier) * * "insensitive" - the case insensitivity flag; * @param part One of the possible values inside an attribute. * @returns -1 if the name is invalid or the value doesn't exist in this attribute. */ ; _proto.offsetOf = function offsetOf(name) { var count = 1; var attributeSpaces = this._spacesFor("attribute"); count += attributeSpaces.before.length; if (name === "namespace" || name === "ns") { return this.namespace ? count : -1; } if (name === "attributeNS") { return count; } count += this.namespaceString.length; if (this.namespace) { count += 1; } if (name === "attribute") { return count; } count += this.stringifyProperty("attribute").length; count += attributeSpaces.after.length; var operatorSpaces = this._spacesFor("operator"); count += operatorSpaces.before.length; var operator = this.stringifyProperty("operator"); if (name === "operator") { return operator ? count : -1; } count += operator.length; count += operatorSpaces.after.length; var valueSpaces = this._spacesFor("value"); count += valueSpaces.before.length; var value = this.stringifyProperty("value"); if (name === "value") { return value ? count : -1; } count += value.length; count += valueSpaces.after.length; var insensitiveSpaces = this._spacesFor("insensitive"); count += insensitiveSpaces.before.length; if (name === "insensitive") { return this.insensitive ? count : -1; } return -1; }; _proto.toString = function toString() { var _this2 = this; var selector = [this.rawSpaceBefore, '[']; selector.push(this._stringFor('qualifiedAttribute', 'attribute')); if (this.operator && (this.value || this.value === '')) { selector.push(this._stringFor('operator')); selector.push(this._stringFor('value')); selector.push(this._stringFor('insensitiveFlag', 'insensitive', function (attrValue, attrSpaces) { if (attrValue.length > 0 && !_this2.quoted && attrSpaces.before.length === 0 && !(_this2.spaces.value && _this2.spaces.value.after)) { attrSpaces.before = " "; } return defaultAttrConcat(attrValue, attrSpaces); })); } selector.push(']'); selector.push(this.rawSpaceAfter); return selector.join(''); }; _createClass(Attribute, [{ key: "quoted", get: function get() { var qm = this.quoteMark; return qm === "'" || qm === '"'; }, set: function set(value) { warnOfDeprecatedQuotedAssignment(); } /** * returns a single (`'`) or double (`"`) quote character if the value is quoted. * returns `null` if the value is not quoted. * returns `undefined` if the quotation state is unknown (this can happen when * the attribute is constructed without specifying a quote mark.) */ }, { key: "quoteMark", get: function get() { return this._quoteMark; } /** * Set the quote mark to be used by this attribute's value. * If the quote mark changes, the raw (escaped) value at `attr.raws.value` of the attribute * value is updated accordingly. * * @param {"'" | '"' | null} quoteMark The quote mark or `null` if the value should be unquoted. */ , set: function set(quoteMark) { if (!this._constructed) { this._quoteMark = quoteMark; return; } if (this._quoteMark !== quoteMark) { this._quoteMark = quoteMark; this._syncRawValue(); } } }, { key: "qualifiedAttribute", get: function get() { return this.qualifiedName(this.raws.attribute || this.attribute); } }, { key: "insensitiveFlag", get: function get() { return this.insensitive ? 'i' : ''; } }, { key: "value", get: function get() { return this._value; } /** * Before 3.0, the value had to be set to an escaped value including any wrapped * quote marks. In 3.0, the semantics of `Attribute.value` changed so that the value * is unescaped during parsing and any quote marks are removed. * * Because the ambiguity of this semantic change, if you set `attr.value = newValue`, * a deprecation warning is raised when the new value contains any characters that would * require escaping (including if it contains wrapped quotes). * * Instead, you should call `attr.setValue(newValue, opts)` and pass options that describe * how the new value is quoted. */ , set: function set(v) { if (this._constructed) { var _unescapeValue2 = unescapeValue(v), deprecatedUsage = _unescapeValue2.deprecatedUsage, unescaped = _unescapeValue2.unescaped, quoteMark = _unescapeValue2.quoteMark; if (deprecatedUsage) { warnOfDeprecatedValueAssignment(); } if (unescaped === this._value && quoteMark === this._quoteMark) { return; } this._value = unescaped; this._quoteMark = quoteMark; this._syncRawValue(); } else { this._value = v; } } }, { key: "attribute", get: function get() { return this._attribute; }, set: function set(name) { this._handleEscapes("attribute", name); this._attribute = name; } }]); return Attribute; }(_namespace["default"]); exports["default"] = Attribute; Attribute.NO_QUOTE = null; Attribute.SINGLE_QUOTE = "'"; Attribute.DOUBLE_QUOTE = '"'; var CSSESC_QUOTE_OPTIONS = (_CSSESC_QUOTE_OPTIONS = { "'": { quotes: 'single', wrap: true }, '"': { quotes: 'double', wrap: true } }, _CSSESC_QUOTE_OPTIONS[null] = { isIdentifier: true }, _CSSESC_QUOTE_OPTIONS); function defaultAttrConcat(attrValue, attrSpaces) { return "" + attrSpaces.before + attrValue + attrSpaces.after; } })(attribute$1); var universal$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _namespace = _interopRequireDefault(namespace.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Universal = /*#__PURE__*/function (_Namespace) { _inheritsLoose(Universal, _Namespace); function Universal(opts) { var _this; _this = _Namespace.call(this, opts) || this; _this.type = _types.UNIVERSAL; _this.value = '*'; return _this; } return Universal; }(_namespace["default"]); exports["default"] = Universal; module.exports = exports.default; })(universal$1, universal$1.exports); var combinator$2 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Combinator = /*#__PURE__*/function (_Node) { _inheritsLoose(Combinator, _Node); function Combinator(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.COMBINATOR; return _this; } return Combinator; }(_node["default"]); exports["default"] = Combinator; module.exports = exports.default; })(combinator$2, combinator$2.exports); var nesting$1 = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _node = _interopRequireDefault(node.exports); var _types = types; function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } var Nesting = /*#__PURE__*/function (_Node) { _inheritsLoose(Nesting, _Node); function Nesting(opts) { var _this; _this = _Node.call(this, opts) || this; _this.type = _types.NESTING; _this.value = '&'; return _this; } return Nesting; }(_node["default"]); exports["default"] = Nesting; module.exports = exports.default; })(nesting$1, nesting$1.exports); var sortAscending = {exports: {}}; (function (module, exports) { exports.__esModule = true; exports["default"] = sortAscending; function sortAscending(list) { return list.sort(function (a, b) { return a - b; }); } module.exports = exports.default; })(sortAscending, sortAscending.exports); var tokenize = {}; var tokenTypes = {}; tokenTypes.__esModule = true; tokenTypes.combinator = tokenTypes.word = tokenTypes.comment = tokenTypes.str = tokenTypes.tab = tokenTypes.newline = tokenTypes.feed = tokenTypes.cr = tokenTypes.backslash = tokenTypes.bang = tokenTypes.slash = tokenTypes.doubleQuote = tokenTypes.singleQuote = tokenTypes.space = tokenTypes.greaterThan = tokenTypes.pipe = tokenTypes.equals = tokenTypes.plus = tokenTypes.caret = tokenTypes.tilde = tokenTypes.dollar = tokenTypes.closeSquare = tokenTypes.openSquare = tokenTypes.closeParenthesis = tokenTypes.openParenthesis = tokenTypes.semicolon = tokenTypes.colon = tokenTypes.comma = tokenTypes.at = tokenTypes.asterisk = tokenTypes.ampersand = void 0; var ampersand = 38; // `&`.charCodeAt(0); tokenTypes.ampersand = ampersand; var asterisk = 42; // `*`.charCodeAt(0); tokenTypes.asterisk = asterisk; var at = 64; // `@`.charCodeAt(0); tokenTypes.at = at; var comma$1 = 44; // `,`.charCodeAt(0); tokenTypes.comma = comma$1; var colon = 58; // `:`.charCodeAt(0); tokenTypes.colon = colon; var semicolon = 59; // `;`.charCodeAt(0); tokenTypes.semicolon = semicolon; var openParenthesis = 40; // `(`.charCodeAt(0); tokenTypes.openParenthesis = openParenthesis; var closeParenthesis = 41; // `)`.charCodeAt(0); tokenTypes.closeParenthesis = closeParenthesis; var openSquare = 91; // `[`.charCodeAt(0); tokenTypes.openSquare = openSquare; var closeSquare = 93; // `]`.charCodeAt(0); tokenTypes.closeSquare = closeSquare; var dollar = 36; // `$`.charCodeAt(0); tokenTypes.dollar = dollar; var tilde = 126; // `~`.charCodeAt(0); tokenTypes.tilde = tilde; var caret = 94; // `^`.charCodeAt(0); tokenTypes.caret = caret; var plus = 43; // `+`.charCodeAt(0); tokenTypes.plus = plus; var equals = 61; // `=`.charCodeAt(0); tokenTypes.equals = equals; var pipe = 124; // `|`.charCodeAt(0); tokenTypes.pipe = pipe; var greaterThan = 62; // `>`.charCodeAt(0); tokenTypes.greaterThan = greaterThan; var space = 32; // ` `.charCodeAt(0); tokenTypes.space = space; var singleQuote = 39; // `'`.charCodeAt(0); tokenTypes.singleQuote = singleQuote; var doubleQuote = 34; // `"`.charCodeAt(0); tokenTypes.doubleQuote = doubleQuote; var slash = 47; // `/`.charCodeAt(0); tokenTypes.slash = slash; var bang = 33; // `!`.charCodeAt(0); tokenTypes.bang = bang; var backslash = 92; // '\\'.charCodeAt(0); tokenTypes.backslash = backslash; var cr = 13; // '\r'.charCodeAt(0); tokenTypes.cr = cr; var feed = 12; // '\f'.charCodeAt(0); tokenTypes.feed = feed; var newline = 10; // '\n'.charCodeAt(0); tokenTypes.newline = newline; var tab = 9; // '\t'.charCodeAt(0); // Expose aliases primarily for readability. tokenTypes.tab = tab; var str = singleQuote; // No good single character representation! tokenTypes.str = str; var comment$1 = -1; tokenTypes.comment = comment$1; var word = -2; tokenTypes.word = word; var combinator$1 = -3; tokenTypes.combinator = combinator$1; (function (exports) { exports.__esModule = true; exports["default"] = tokenize; exports.FIELDS = void 0; var t = _interopRequireWildcard(tokenTypes); var _unescapable, _wordDelimiters; function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; } var unescapable = (_unescapable = {}, _unescapable[t.tab] = true, _unescapable[t.newline] = true, _unescapable[t.cr] = true, _unescapable[t.feed] = true, _unescapable); var wordDelimiters = (_wordDelimiters = {}, _wordDelimiters[t.space] = true, _wordDelimiters[t.tab] = true, _wordDelimiters[t.newline] = true, _wordDelimiters[t.cr] = true, _wordDelimiters[t.feed] = true, _wordDelimiters[t.ampersand] = true, _wordDelimiters[t.asterisk] = true, _wordDelimiters[t.bang] = true, _wordDelimiters[t.comma] = true, _wordDelimiters[t.colon] = true, _wordDelimiters[t.semicolon] = true, _wordDelimiters[t.openParenthesis] = true, _wordDelimiters[t.closeParenthesis] = true, _wordDelimiters[t.openSquare] = true, _wordDelimiters[t.closeSquare] = true, _wordDelimiters[t.singleQuote] = true, _wordDelimiters[t.doubleQuote] = true, _wordDelimiters[t.plus] = true, _wordDelimiters[t.pipe] = true, _wordDelimiters[t.tilde] = true, _wordDelimiters[t.greaterThan] = true, _wordDelimiters[t.equals] = true, _wordDelimiters[t.dollar] = true, _wordDelimiters[t.caret] = true, _wordDelimiters[t.slash] = true, _wordDelimiters); var hex = {}; var hexChars = "0123456789abcdefABCDEF"; for (var i = 0; i < hexChars.length; i++) { hex[hexChars.charCodeAt(i)] = true; } /** * Returns the last index of the bar css word * @param {string} css The string in which the word begins * @param {number} start The index into the string where word's first letter occurs */ function consumeWord(css, start) { var next = start; var code; do { code = css.charCodeAt(next); if (wordDelimiters[code]) { return next - 1; } else if (code === t.backslash) { next = consumeEscape(css, next) + 1; } else { // All other characters are part of the word next++; } } while (next < css.length); return next - 1; } /** * Returns the last index of the escape sequence * @param {string} css The string in which the sequence begins * @param {number} start The index into the string where escape character (`\`) occurs. */ function consumeEscape(css, start) { var next = start; var code = css.charCodeAt(next + 1); if (unescapable[code]) ; else if (hex[code]) { var hexDigits = 0; // consume up to 6 hex chars do { next++; hexDigits++; code = css.charCodeAt(next + 1); } while (hex[code] && hexDigits < 6); // if fewer than 6 hex chars, a trailing space ends the escape if (hexDigits < 6 && code === t.space) { next++; } } else { // the next char is part of the current word next++; } return next; } var FIELDS = { TYPE: 0, START_LINE: 1, START_COL: 2, END_LINE: 3, END_COL: 4, START_POS: 5, END_POS: 6 }; exports.FIELDS = FIELDS; function tokenize(input) { var tokens = []; var css = input.css.valueOf(); var _css = css, length = _css.length; var offset = -1; var line = 1; var start = 0; var end = 0; var code, content, endColumn, endLine, escaped, escapePos, last, lines, next, nextLine, nextOffset, quote, tokenType; function unclosed(what, fix) { if (input.safe) { // fyi: this is never set to true. css += fix; next = css.length - 1; } else { throw input.error('Unclosed ' + what, line, start - offset, start); } } while (start < length) { code = css.charCodeAt(start); if (code === t.newline) { offset = start; line += 1; } switch (code) { case t.space: case t.tab: case t.newline: case t.cr: case t.feed: next = start; do { next += 1; code = css.charCodeAt(next); if (code === t.newline) { offset = next; line += 1; } } while (code === t.space || code === t.newline || code === t.tab || code === t.cr || code === t.feed); tokenType = t.space; endLine = line; endColumn = next - offset - 1; end = next; break; case t.plus: case t.greaterThan: case t.tilde: case t.pipe: next = start; do { next += 1; code = css.charCodeAt(next); } while (code === t.plus || code === t.greaterThan || code === t.tilde || code === t.pipe); tokenType = t.combinator; endLine = line; endColumn = start - offset; end = next; break; // Consume these characters as single tokens. case t.asterisk: case t.ampersand: case t.bang: case t.comma: case t.equals: case t.dollar: case t.caret: case t.openSquare: case t.closeSquare: case t.colon: case t.semicolon: case t.openParenthesis: case t.closeParenthesis: next = start; tokenType = code; endLine = line; endColumn = start - offset; end = next + 1; break; case t.singleQuote: case t.doubleQuote: quote = code === t.singleQuote ? "'" : '"'; next = start; do { escaped = false; next = css.indexOf(quote, next + 1); if (next === -1) { unclosed('quote', quote); } escapePos = next; while (css.charCodeAt(escapePos - 1) === t.backslash) { escapePos -= 1; escaped = !escaped; } } while (escaped); tokenType = t.str; endLine = line; endColumn = start - offset; end = next + 1; break; default: if (code === t.slash && css.charCodeAt(start + 1) === t.asterisk) { next = css.indexOf('*/', start + 2) + 1; if (next === 0) { unclosed('comment', '*/'); } content = css.slice(start, next + 1); lines = content.split('\n'); last = lines.length - 1; if (last > 0) { nextLine = line + last; nextOffset = next - lines[last].length; } else { nextLine = line; nextOffset = offset; } tokenType = t.comment; line = nextLine; endLine = nextLine; endColumn = next - nextOffset; } else if (code === t.slash) { next = start; tokenType = code; endLine = line; endColumn = start - offset; end = next + 1; } else { next = consumeWord(css, start); tokenType = t.word; endLine = line; endColumn = next - offset; } end = next + 1; break; } // Ensure that the token structure remains consistent tokens.push([tokenType, // [0] Token type line, // [1] Starting line start - offset, // [2] Starting column endLine, // [3] Ending line endColumn, // [4] Ending column start, // [5] Start position / Source index end // [6] End position ]); // Reset offset for the next token if (nextOffset) { offset = nextOffset; nextOffset = null; } start = end; } return tokens; } })(tokenize); (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _root = _interopRequireDefault(root$1.exports); var _selector = _interopRequireDefault(selector$1.exports); var _className = _interopRequireDefault(className$1.exports); var _comment = _interopRequireDefault(comment$2.exports); var _id = _interopRequireDefault(id$1.exports); var _tag = _interopRequireDefault(tag$1.exports); var _string = _interopRequireDefault(string$1.exports); var _pseudo = _interopRequireDefault(pseudo$1.exports); var _attribute = _interopRequireWildcard(attribute$1); var _universal = _interopRequireDefault(universal$1.exports); var _combinator = _interopRequireDefault(combinator$2.exports); var _nesting = _interopRequireDefault(nesting$1.exports); var _sortAscending = _interopRequireDefault(sortAscending.exports); var _tokenize = _interopRequireWildcard(tokenize); var tokens = _interopRequireWildcard(tokenTypes); var types$1 = _interopRequireWildcard(types); var _util = util; var _WHITESPACE_TOKENS, _Object$assign; function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; } function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } var WHITESPACE_TOKENS = (_WHITESPACE_TOKENS = {}, _WHITESPACE_TOKENS[tokens.space] = true, _WHITESPACE_TOKENS[tokens.cr] = true, _WHITESPACE_TOKENS[tokens.feed] = true, _WHITESPACE_TOKENS[tokens.newline] = true, _WHITESPACE_TOKENS[tokens.tab] = true, _WHITESPACE_TOKENS); var WHITESPACE_EQUIV_TOKENS = Object.assign({}, WHITESPACE_TOKENS, (_Object$assign = {}, _Object$assign[tokens.comment] = true, _Object$assign)); function tokenStart(token) { return { line: token[_tokenize.FIELDS.START_LINE], column: token[_tokenize.FIELDS.START_COL] }; } function tokenEnd(token) { return { line: token[_tokenize.FIELDS.END_LINE], column: token[_tokenize.FIELDS.END_COL] }; } function getSource(startLine, startColumn, endLine, endColumn) { return { start: { line: startLine, column: startColumn }, end: { line: endLine, column: endColumn } }; } function getTokenSource(token) { return getSource(token[_tokenize.FIELDS.START_LINE], token[_tokenize.FIELDS.START_COL], token[_tokenize.FIELDS.END_LINE], token[_tokenize.FIELDS.END_COL]); } function getTokenSourceSpan(startToken, endToken) { if (!startToken) { return undefined; } return getSource(startToken[_tokenize.FIELDS.START_LINE], startToken[_tokenize.FIELDS.START_COL], endToken[_tokenize.FIELDS.END_LINE], endToken[_tokenize.FIELDS.END_COL]); } function unescapeProp(node, prop) { var value = node[prop]; if (typeof value !== "string") { return; } if (value.indexOf("\\") !== -1) { (0, _util.ensureObject)(node, 'raws'); node[prop] = (0, _util.unesc)(value); if (node.raws[prop] === undefined) { node.raws[prop] = value; } } return node; } function indexesOf(array, item) { var i = -1; var indexes = []; while ((i = array.indexOf(item, i + 1)) !== -1) { indexes.push(i); } return indexes; } function uniqs() { var list = Array.prototype.concat.apply([], arguments); return list.filter(function (item, i) { return i === list.indexOf(item); }); } var Parser = /*#__PURE__*/function () { function Parser(rule, options) { if (options === void 0) { options = {}; } this.rule = rule; this.options = Object.assign({ lossy: false, safe: false }, options); this.position = 0; this.css = typeof this.rule === 'string' ? this.rule : this.rule.selector; this.tokens = (0, _tokenize["default"])({ css: this.css, error: this._errorGenerator(), safe: this.options.safe }); var rootSource = getTokenSourceSpan(this.tokens[0], this.tokens[this.tokens.length - 1]); this.root = new _root["default"]({ source: rootSource }); this.root.errorGenerator = this._errorGenerator(); var selector = new _selector["default"]({ source: { start: { line: 1, column: 1 } } }); this.root.append(selector); this.current = selector; this.loop(); } var _proto = Parser.prototype; _proto._errorGenerator = function _errorGenerator() { var _this = this; return function (message, errorOptions) { if (typeof _this.rule === 'string') { return new Error(message); } return _this.rule.error(message, errorOptions); }; }; _proto.attribute = function attribute() { var attr = []; var startingToken = this.currToken; this.position++; while (this.position < this.tokens.length && this.currToken[_tokenize.FIELDS.TYPE] !== tokens.closeSquare) { attr.push(this.currToken); this.position++; } if (this.currToken[_tokenize.FIELDS.TYPE] !== tokens.closeSquare) { return this.expected('closing square bracket', this.currToken[_tokenize.FIELDS.START_POS]); } var len = attr.length; var node = { source: getSource(startingToken[1], startingToken[2], this.currToken[3], this.currToken[4]), sourceIndex: startingToken[_tokenize.FIELDS.START_POS] }; if (len === 1 && !~[tokens.word].indexOf(attr[0][_tokenize.FIELDS.TYPE])) { return this.expected('attribute', attr[0][_tokenize.FIELDS.START_POS]); } var pos = 0; var spaceBefore = ''; var commentBefore = ''; var lastAdded = null; var spaceAfterMeaningfulToken = false; while (pos < len) { var token = attr[pos]; var content = this.content(token); var next = attr[pos + 1]; switch (token[_tokenize.FIELDS.TYPE]) { case tokens.space: // if ( // len === 1 || // pos === 0 && this.content(next) === '|' // ) { // return this.expected('attribute', token[TOKEN.START_POS], content); // } spaceAfterMeaningfulToken = true; if (this.options.lossy) { break; } if (lastAdded) { (0, _util.ensureObject)(node, 'spaces', lastAdded); var prevContent = node.spaces[lastAdded].after || ''; node.spaces[lastAdded].after = prevContent + content; var existingComment = (0, _util.getProp)(node, 'raws', 'spaces', lastAdded, 'after') || null; if (existingComment) { node.raws.spaces[lastAdded].after = existingComment + content; } } else { spaceBefore = spaceBefore + content; commentBefore = commentBefore + content; } break; case tokens.asterisk: if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { node.operator = content; lastAdded = 'operator'; } else if ((!node.namespace || lastAdded === "namespace" && !spaceAfterMeaningfulToken) && next) { if (spaceBefore) { (0, _util.ensureObject)(node, 'spaces', 'attribute'); node.spaces.attribute.before = spaceBefore; spaceBefore = ''; } if (commentBefore) { (0, _util.ensureObject)(node, 'raws', 'spaces', 'attribute'); node.raws.spaces.attribute.before = spaceBefore; commentBefore = ''; } node.namespace = (node.namespace || "") + content; var rawValue = (0, _util.getProp)(node, 'raws', 'namespace') || null; if (rawValue) { node.raws.namespace += content; } lastAdded = 'namespace'; } spaceAfterMeaningfulToken = false; break; case tokens.dollar: if (lastAdded === "value") { var oldRawValue = (0, _util.getProp)(node, 'raws', 'value'); node.value += "$"; if (oldRawValue) { node.raws.value = oldRawValue + "$"; } break; } // Falls through case tokens.caret: if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { node.operator = content; lastAdded = 'operator'; } spaceAfterMeaningfulToken = false; break; case tokens.combinator: if (content === '~' && next[_tokenize.FIELDS.TYPE] === tokens.equals) { node.operator = content; lastAdded = 'operator'; } if (content !== '|') { spaceAfterMeaningfulToken = false; break; } if (next[_tokenize.FIELDS.TYPE] === tokens.equals) { node.operator = content; lastAdded = 'operator'; } else if (!node.namespace && !node.attribute) { node.namespace = true; } spaceAfterMeaningfulToken = false; break; case tokens.word: if (next && this.content(next) === '|' && attr[pos + 2] && attr[pos + 2][_tokenize.FIELDS.TYPE] !== tokens.equals && // this look-ahead probably fails with comment nodes involved. !node.operator && !node.namespace) { node.namespace = content; lastAdded = 'namespace'; } else if (!node.attribute || lastAdded === "attribute" && !spaceAfterMeaningfulToken) { if (spaceBefore) { (0, _util.ensureObject)(node, 'spaces', 'attribute'); node.spaces.attribute.before = spaceBefore; spaceBefore = ''; } if (commentBefore) { (0, _util.ensureObject)(node, 'raws', 'spaces', 'attribute'); node.raws.spaces.attribute.before = commentBefore; commentBefore = ''; } node.attribute = (node.attribute || "") + content; var _rawValue = (0, _util.getProp)(node, 'raws', 'attribute') || null; if (_rawValue) { node.raws.attribute += content; } lastAdded = 'attribute'; } else if (!node.value && node.value !== "" || lastAdded === "value" && !spaceAfterMeaningfulToken) { var _unescaped = (0, _util.unesc)(content); var _oldRawValue = (0, _util.getProp)(node, 'raws', 'value') || ''; var oldValue = node.value || ''; node.value = oldValue + _unescaped; node.quoteMark = null; if (_unescaped !== content || _oldRawValue) { (0, _util.ensureObject)(node, 'raws'); node.raws.value = (_oldRawValue || oldValue) + content; } lastAdded = 'value'; } else { var insensitive = content === 'i' || content === "I"; if ((node.value || node.value === '') && (node.quoteMark || spaceAfterMeaningfulToken)) { node.insensitive = insensitive; if (!insensitive || content === "I") { (0, _util.ensureObject)(node, 'raws'); node.raws.insensitiveFlag = content; } lastAdded = 'insensitive'; if (spaceBefore) { (0, _util.ensureObject)(node, 'spaces', 'insensitive'); node.spaces.insensitive.before = spaceBefore; spaceBefore = ''; } if (commentBefore) { (0, _util.ensureObject)(node, 'raws', 'spaces', 'insensitive'); node.raws.spaces.insensitive.before = commentBefore; commentBefore = ''; } } else if (node.value || node.value === '') { lastAdded = 'value'; node.value += content; if (node.raws.value) { node.raws.value += content; } } } spaceAfterMeaningfulToken = false; break; case tokens.str: if (!node.attribute || !node.operator) { return this.error("Expected an attribute followed by an operator preceding the string.", { index: token[_tokenize.FIELDS.START_POS] }); } var _unescapeValue = (0, _attribute.unescapeValue)(content), unescaped = _unescapeValue.unescaped, quoteMark = _unescapeValue.quoteMark; node.value = unescaped; node.quoteMark = quoteMark; lastAdded = 'value'; (0, _util.ensureObject)(node, 'raws'); node.raws.value = content; spaceAfterMeaningfulToken = false; break; case tokens.equals: if (!node.attribute) { return this.expected('attribute', token[_tokenize.FIELDS.START_POS], content); } if (node.value) { return this.error('Unexpected "=" found; an operator was already defined.', { index: token[_tokenize.FIELDS.START_POS] }); } node.operator = node.operator ? node.operator + content : content; lastAdded = 'operator'; spaceAfterMeaningfulToken = false; break; case tokens.comment: if (lastAdded) { if (spaceAfterMeaningfulToken || next && next[_tokenize.FIELDS.TYPE] === tokens.space || lastAdded === 'insensitive') { var lastComment = (0, _util.getProp)(node, 'spaces', lastAdded, 'after') || ''; var rawLastComment = (0, _util.getProp)(node, 'raws', 'spaces', lastAdded, 'after') || lastComment; (0, _util.ensureObject)(node, 'raws', 'spaces', lastAdded); node.raws.spaces[lastAdded].after = rawLastComment + content; } else { var lastValue = node[lastAdded] || ''; var rawLastValue = (0, _util.getProp)(node, 'raws', lastAdded) || lastValue; (0, _util.ensureObject)(node, 'raws'); node.raws[lastAdded] = rawLastValue + content; } } else { commentBefore = commentBefore + content; } break; default: return this.error("Unexpected \"" + content + "\" found.", { index: token[_tokenize.FIELDS.START_POS] }); } pos++; } unescapeProp(node, "attribute"); unescapeProp(node, "namespace"); this.newNode(new _attribute["default"](node)); this.position++; } /** * return a node containing meaningless garbage up to (but not including) the specified token position. * if the token position is negative, all remaining tokens are consumed. * * This returns an array containing a single string node if all whitespace, * otherwise an array of comment nodes with space before and after. * * These tokens are not added to the current selector, the caller can add them or use them to amend * a previous node's space metadata. * * In lossy mode, this returns only comments. */ ; _proto.parseWhitespaceEquivalentTokens = function parseWhitespaceEquivalentTokens(stopPosition) { if (stopPosition < 0) { stopPosition = this.tokens.length; } var startPosition = this.position; var nodes = []; var space = ""; var lastComment = undefined; do { if (WHITESPACE_TOKENS[this.currToken[_tokenize.FIELDS.TYPE]]) { if (!this.options.lossy) { space += this.content(); } } else if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.comment) { var spaces = {}; if (space) { spaces.before = space; space = ""; } lastComment = new _comment["default"]({ value: this.content(), source: getTokenSource(this.currToken), sourceIndex: this.currToken[_tokenize.FIELDS.START_POS], spaces: spaces }); nodes.push(lastComment); } } while (++this.position < stopPosition); if (space) { if (lastComment) { lastComment.spaces.after = space; } else if (!this.options.lossy) { var firstToken = this.tokens[startPosition]; var lastToken = this.tokens[this.position - 1]; nodes.push(new _string["default"]({ value: '', source: getSource(firstToken[_tokenize.FIELDS.START_LINE], firstToken[_tokenize.FIELDS.START_COL], lastToken[_tokenize.FIELDS.END_LINE], lastToken[_tokenize.FIELDS.END_COL]), sourceIndex: firstToken[_tokenize.FIELDS.START_POS], spaces: { before: space, after: '' } })); } } return nodes; } /** * * @param {*} nodes */ ; _proto.convertWhitespaceNodesToSpace = function convertWhitespaceNodesToSpace(nodes, requiredSpace) { var _this2 = this; if (requiredSpace === void 0) { requiredSpace = false; } var space = ""; var rawSpace = ""; nodes.forEach(function (n) { var spaceBefore = _this2.lossySpace(n.spaces.before, requiredSpace); var rawSpaceBefore = _this2.lossySpace(n.rawSpaceBefore, requiredSpace); space += spaceBefore + _this2.lossySpace(n.spaces.after, requiredSpace && spaceBefore.length === 0); rawSpace += spaceBefore + n.value + _this2.lossySpace(n.rawSpaceAfter, requiredSpace && rawSpaceBefore.length === 0); }); if (rawSpace === space) { rawSpace = undefined; } var result = { space: space, rawSpace: rawSpace }; return result; }; _proto.isNamedCombinator = function isNamedCombinator(position) { if (position === void 0) { position = this.position; } return this.tokens[position + 0] && this.tokens[position + 0][_tokenize.FIELDS.TYPE] === tokens.slash && this.tokens[position + 1] && this.tokens[position + 1][_tokenize.FIELDS.TYPE] === tokens.word && this.tokens[position + 2] && this.tokens[position + 2][_tokenize.FIELDS.TYPE] === tokens.slash; }; _proto.namedCombinator = function namedCombinator() { if (this.isNamedCombinator()) { var nameRaw = this.content(this.tokens[this.position + 1]); var name = (0, _util.unesc)(nameRaw).toLowerCase(); var raws = {}; if (name !== nameRaw) { raws.value = "/" + nameRaw + "/"; } var node = new _combinator["default"]({ value: "/" + name + "/", source: getSource(this.currToken[_tokenize.FIELDS.START_LINE], this.currToken[_tokenize.FIELDS.START_COL], this.tokens[this.position + 2][_tokenize.FIELDS.END_LINE], this.tokens[this.position + 2][_tokenize.FIELDS.END_COL]), sourceIndex: this.currToken[_tokenize.FIELDS.START_POS], raws: raws }); this.position = this.position + 3; return node; } else { this.unexpected(); } }; _proto.combinator = function combinator() { var _this3 = this; if (this.content() === '|') { return this.namespace(); } // We need to decide between a space that's a descendant combinator and meaningless whitespace at the end of a selector. var nextSigTokenPos = this.locateNextMeaningfulToken(this.position); if (nextSigTokenPos < 0 || this.tokens[nextSigTokenPos][_tokenize.FIELDS.TYPE] === tokens.comma) { var nodes = this.parseWhitespaceEquivalentTokens(nextSigTokenPos); if (nodes.length > 0) { var last = this.current.last; if (last) { var _this$convertWhitespa = this.convertWhitespaceNodesToSpace(nodes), space = _this$convertWhitespa.space, rawSpace = _this$convertWhitespa.rawSpace; if (rawSpace !== undefined) { last.rawSpaceAfter += rawSpace; } last.spaces.after += space; } else { nodes.forEach(function (n) { return _this3.newNode(n); }); } } return; } var firstToken = this.currToken; var spaceOrDescendantSelectorNodes = undefined; if (nextSigTokenPos > this.position) { spaceOrDescendantSelectorNodes = this.parseWhitespaceEquivalentTokens(nextSigTokenPos); } var node; if (this.isNamedCombinator()) { node = this.namedCombinator(); } else if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.combinator) { node = new _combinator["default"]({ value: this.content(), source: getTokenSource(this.currToken), sourceIndex: this.currToken[_tokenize.FIELDS.START_POS] }); this.position++; } else if (WHITESPACE_TOKENS[this.currToken[_tokenize.FIELDS.TYPE]]) ; else if (!spaceOrDescendantSelectorNodes) { this.unexpected(); } if (node) { if (spaceOrDescendantSelectorNodes) { var _this$convertWhitespa2 = this.convertWhitespaceNodesToSpace(spaceOrDescendantSelectorNodes), _space = _this$convertWhitespa2.space, _rawSpace = _this$convertWhitespa2.rawSpace; node.spaces.before = _space; node.rawSpaceBefore = _rawSpace; } } else { // descendant combinator var _this$convertWhitespa3 = this.convertWhitespaceNodesToSpace(spaceOrDescendantSelectorNodes, true), _space2 = _this$convertWhitespa3.space, _rawSpace2 = _this$convertWhitespa3.rawSpace; if (!_rawSpace2) { _rawSpace2 = _space2; } var spaces = {}; var raws = { spaces: {} }; if (_space2.endsWith(' ') && _rawSpace2.endsWith(' ')) { spaces.before = _space2.slice(0, _space2.length - 1); raws.spaces.before = _rawSpace2.slice(0, _rawSpace2.length - 1); } else if (_space2.startsWith(' ') && _rawSpace2.startsWith(' ')) { spaces.after = _space2.slice(1); raws.spaces.after = _rawSpace2.slice(1); } else { raws.value = _rawSpace2; } node = new _combinator["default"]({ value: ' ', source: getTokenSourceSpan(firstToken, this.tokens[this.position - 1]), sourceIndex: firstToken[_tokenize.FIELDS.START_POS], spaces: spaces, raws: raws }); } if (this.currToken && this.currToken[_tokenize.FIELDS.TYPE] === tokens.space) { node.spaces.after = this.optionalSpace(this.content()); this.position++; } return this.newNode(node); }; _proto.comma = function comma() { if (this.position === this.tokens.length - 1) { this.root.trailingComma = true; this.position++; return; } this.current._inferEndPosition(); var selector = new _selector["default"]({ source: { start: tokenStart(this.tokens[this.position + 1]) } }); this.current.parent.append(selector); this.current = selector; this.position++; }; _proto.comment = function comment() { var current = this.currToken; this.newNode(new _comment["default"]({ value: this.content(), source: getTokenSource(current), sourceIndex: current[_tokenize.FIELDS.START_POS] })); this.position++; }; _proto.error = function error(message, opts) { throw this.root.error(message, opts); }; _proto.missingBackslash = function missingBackslash() { return this.error('Expected a backslash preceding the semicolon.', { index: this.currToken[_tokenize.FIELDS.START_POS] }); }; _proto.missingParenthesis = function missingParenthesis() { return this.expected('opening parenthesis', this.currToken[_tokenize.FIELDS.START_POS]); }; _proto.missingSquareBracket = function missingSquareBracket() { return this.expected('opening square bracket', this.currToken[_tokenize.FIELDS.START_POS]); }; _proto.unexpected = function unexpected() { return this.error("Unexpected '" + this.content() + "'. Escaping special characters with \\ may help.", this.currToken[_tokenize.FIELDS.START_POS]); }; _proto.namespace = function namespace() { var before = this.prevToken && this.content(this.prevToken) || true; if (this.nextToken[_tokenize.FIELDS.TYPE] === tokens.word) { this.position++; return this.word(before); } else if (this.nextToken[_tokenize.FIELDS.TYPE] === tokens.asterisk) { this.position++; return this.universal(before); } }; _proto.nesting = function nesting() { if (this.nextToken) { var nextContent = this.content(this.nextToken); if (nextContent === "|") { this.position++; return; } } var current = this.currToken; this.newNode(new _nesting["default"]({ value: this.content(), source: getTokenSource(current), sourceIndex: current[_tokenize.FIELDS.START_POS] })); this.position++; }; _proto.parentheses = function parentheses() { var last = this.current.last; var unbalanced = 1; this.position++; if (last && last.type === types$1.PSEUDO) { var selector = new _selector["default"]({ source: { start: tokenStart(this.tokens[this.position - 1]) } }); var cache = this.current; last.append(selector); this.current = selector; while (this.position < this.tokens.length && unbalanced) { if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { unbalanced++; } if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { unbalanced--; } if (unbalanced) { this.parse(); } else { this.current.source.end = tokenEnd(this.currToken); this.current.parent.source.end = tokenEnd(this.currToken); this.position++; } } this.current = cache; } else { // I think this case should be an error. It's used to implement a basic parse of media queries // but I don't think it's a good idea. var parenStart = this.currToken; var parenValue = "("; var parenEnd; while (this.position < this.tokens.length && unbalanced) { if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { unbalanced++; } if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { unbalanced--; } parenEnd = this.currToken; parenValue += this.parseParenthesisToken(this.currToken); this.position++; } if (last) { last.appendToPropertyAndEscape("value", parenValue, parenValue); } else { this.newNode(new _string["default"]({ value: parenValue, source: getSource(parenStart[_tokenize.FIELDS.START_LINE], parenStart[_tokenize.FIELDS.START_COL], parenEnd[_tokenize.FIELDS.END_LINE], parenEnd[_tokenize.FIELDS.END_COL]), sourceIndex: parenStart[_tokenize.FIELDS.START_POS] })); } } if (unbalanced) { return this.expected('closing parenthesis', this.currToken[_tokenize.FIELDS.START_POS]); } }; _proto.pseudo = function pseudo() { var _this4 = this; var pseudoStr = ''; var startingToken = this.currToken; while (this.currToken && this.currToken[_tokenize.FIELDS.TYPE] === tokens.colon) { pseudoStr += this.content(); this.position++; } if (!this.currToken) { return this.expected(['pseudo-class', 'pseudo-element'], this.position - 1); } if (this.currToken[_tokenize.FIELDS.TYPE] === tokens.word) { this.splitWord(false, function (first, length) { pseudoStr += first; _this4.newNode(new _pseudo["default"]({ value: pseudoStr, source: getTokenSourceSpan(startingToken, _this4.currToken), sourceIndex: startingToken[_tokenize.FIELDS.START_POS] })); if (length > 1 && _this4.nextToken && _this4.nextToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis) { _this4.error('Misplaced parenthesis.', { index: _this4.nextToken[_tokenize.FIELDS.START_POS] }); } }); } else { return this.expected(['pseudo-class', 'pseudo-element'], this.currToken[_tokenize.FIELDS.START_POS]); } }; _proto.space = function space() { var content = this.content(); // Handle space before and after the selector if (this.position === 0 || this.prevToken[_tokenize.FIELDS.TYPE] === tokens.comma || this.prevToken[_tokenize.FIELDS.TYPE] === tokens.openParenthesis || this.current.nodes.every(function (node) { return node.type === 'comment'; })) { this.spaces = this.optionalSpace(content); this.position++; } else if (this.position === this.tokens.length - 1 || this.nextToken[_tokenize.FIELDS.TYPE] === tokens.comma || this.nextToken[_tokenize.FIELDS.TYPE] === tokens.closeParenthesis) { this.current.last.spaces.after = this.optionalSpace(content); this.position++; } else { this.combinator(); } }; _proto.string = function string() { var current = this.currToken; this.newNode(new _string["default"]({ value: this.content(), source: getTokenSource(current), sourceIndex: current[_tokenize.FIELDS.START_POS] })); this.position++; }; _proto.universal = function universal(namespace) { var nextToken = this.nextToken; if (nextToken && this.content(nextToken) === '|') { this.position++; return this.namespace(); } var current = this.currToken; this.newNode(new _universal["default"]({ value: this.content(), source: getTokenSource(current), sourceIndex: current[_tokenize.FIELDS.START_POS] }), namespace); this.position++; }; _proto.splitWord = function splitWord(namespace, firstCallback) { var _this5 = this; var nextToken = this.nextToken; var word = this.content(); while (nextToken && ~[tokens.dollar, tokens.caret, tokens.equals, tokens.word].indexOf(nextToken[_tokenize.FIELDS.TYPE])) { this.position++; var current = this.content(); word += current; if (current.lastIndexOf('\\') === current.length - 1) { var next = this.nextToken; if (next && next[_tokenize.FIELDS.TYPE] === tokens.space) { word += this.requiredSpace(this.content(next)); this.position++; } } nextToken = this.nextToken; } var hasClass = indexesOf(word, '.').filter(function (i) { // Allow escaped dot within class name var escapedDot = word[i - 1] === '\\'; // Allow decimal numbers percent in @keyframes var isKeyframesPercent = /^\d+\.\d+%$/.test(word); return !escapedDot && !isKeyframesPercent; }); var hasId = indexesOf(word, '#').filter(function (i) { return word[i - 1] !== '\\'; }); // Eliminate Sass interpolations from the list of id indexes var interpolations = indexesOf(word, '#{'); if (interpolations.length) { hasId = hasId.filter(function (hashIndex) { return !~interpolations.indexOf(hashIndex); }); } var indices = (0, _sortAscending["default"])(uniqs([0].concat(hasClass, hasId))); indices.forEach(function (ind, i) { var index = indices[i + 1] || word.length; var value = word.slice(ind, index); if (i === 0 && firstCallback) { return firstCallback.call(_this5, value, indices.length); } var node; var current = _this5.currToken; var sourceIndex = current[_tokenize.FIELDS.START_POS] + indices[i]; var source = getSource(current[1], current[2] + ind, current[3], current[2] + (index - 1)); if (~hasClass.indexOf(ind)) { var classNameOpts = { value: value.slice(1), source: source, sourceIndex: sourceIndex }; node = new _className["default"](unescapeProp(classNameOpts, "value")); } else if (~hasId.indexOf(ind)) { var idOpts = { value: value.slice(1), source: source, sourceIndex: sourceIndex }; node = new _id["default"](unescapeProp(idOpts, "value")); } else { var tagOpts = { value: value, source: source, sourceIndex: sourceIndex }; unescapeProp(tagOpts, "value"); node = new _tag["default"](tagOpts); } _this5.newNode(node, namespace); // Ensure that the namespace is used only once namespace = null; }); this.position++; }; _proto.word = function word(namespace) { var nextToken = this.nextToken; if (nextToken && this.content(nextToken) === '|') { this.position++; return this.namespace(); } return this.splitWord(namespace); }; _proto.loop = function loop() { while (this.position < this.tokens.length) { this.parse(true); } this.current._inferEndPosition(); return this.root; }; _proto.parse = function parse(throwOnParenthesis) { switch (this.currToken[_tokenize.FIELDS.TYPE]) { case tokens.space: this.space(); break; case tokens.comment: this.comment(); break; case tokens.openParenthesis: this.parentheses(); break; case tokens.closeParenthesis: if (throwOnParenthesis) { this.missingParenthesis(); } break; case tokens.openSquare: this.attribute(); break; case tokens.dollar: case tokens.caret: case tokens.equals: case tokens.word: this.word(); break; case tokens.colon: this.pseudo(); break; case tokens.comma: this.comma(); break; case tokens.asterisk: this.universal(); break; case tokens.ampersand: this.nesting(); break; case tokens.slash: case tokens.combinator: this.combinator(); break; case tokens.str: this.string(); break; // These cases throw; no break needed. case tokens.closeSquare: this.missingSquareBracket(); case tokens.semicolon: this.missingBackslash(); default: this.unexpected(); } } /** * Helpers */ ; _proto.expected = function expected(description, index, found) { if (Array.isArray(description)) { var last = description.pop(); description = description.join(', ') + " or " + last; } var an = /^[aeiou]/.test(description[0]) ? 'an' : 'a'; if (!found) { return this.error("Expected " + an + " " + description + ".", { index: index }); } return this.error("Expected " + an + " " + description + ", found \"" + found + "\" instead.", { index: index }); }; _proto.requiredSpace = function requiredSpace(space) { return this.options.lossy ? ' ' : space; }; _proto.optionalSpace = function optionalSpace(space) { return this.options.lossy ? '' : space; }; _proto.lossySpace = function lossySpace(space, required) { if (this.options.lossy) { return required ? ' ' : ''; } else { return space; } }; _proto.parseParenthesisToken = function parseParenthesisToken(token) { var content = this.content(token); if (token[_tokenize.FIELDS.TYPE] === tokens.space) { return this.requiredSpace(content); } else { return content; } }; _proto.newNode = function newNode(node, namespace) { if (namespace) { if (/^ +$/.test(namespace)) { if (!this.options.lossy) { this.spaces = (this.spaces || '') + namespace; } namespace = true; } node.namespace = namespace; unescapeProp(node, "namespace"); } if (this.spaces) { node.spaces.before = this.spaces; this.spaces = ''; } return this.current.append(node); }; _proto.content = function content(token) { if (token === void 0) { token = this.currToken; } return this.css.slice(token[_tokenize.FIELDS.START_POS], token[_tokenize.FIELDS.END_POS]); }; /** * returns the index of the next non-whitespace, non-comment token. * returns -1 if no meaningful token is found. */ _proto.locateNextMeaningfulToken = function locateNextMeaningfulToken(startPosition) { if (startPosition === void 0) { startPosition = this.position + 1; } var searchPosition = startPosition; while (searchPosition < this.tokens.length) { if (WHITESPACE_EQUIV_TOKENS[this.tokens[searchPosition][_tokenize.FIELDS.TYPE]]) { searchPosition++; continue; } else { return searchPosition; } } return -1; }; _createClass(Parser, [{ key: "currToken", get: function get() { return this.tokens[this.position]; } }, { key: "nextToken", get: function get() { return this.tokens[this.position + 1]; } }, { key: "prevToken", get: function get() { return this.tokens[this.position - 1]; } }]); return Parser; }(); exports["default"] = Parser; module.exports = exports.default; })(parser$1, parser$1.exports); (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _parser = _interopRequireDefault(parser$1.exports); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } var Processor = /*#__PURE__*/function () { function Processor(func, options) { this.func = func || function noop() {}; this.funcRes = null; this.options = options; } var _proto = Processor.prototype; _proto._shouldUpdateSelector = function _shouldUpdateSelector(rule, options) { if (options === void 0) { options = {}; } var merged = Object.assign({}, this.options, options); if (merged.updateSelector === false) { return false; } else { return typeof rule !== "string"; } }; _proto._isLossy = function _isLossy(options) { if (options === void 0) { options = {}; } var merged = Object.assign({}, this.options, options); if (merged.lossless === false) { return true; } else { return false; } }; _proto._root = function _root(rule, options) { if (options === void 0) { options = {}; } var parser = new _parser["default"](rule, this._parseOptions(options)); return parser.root; }; _proto._parseOptions = function _parseOptions(options) { return { lossy: this._isLossy(options) }; }; _proto._run = function _run(rule, options) { var _this = this; if (options === void 0) { options = {}; } return new Promise(function (resolve, reject) { try { var root = _this._root(rule, options); Promise.resolve(_this.func(root)).then(function (transform) { var string = undefined; if (_this._shouldUpdateSelector(rule, options)) { string = root.toString(); rule.selector = string; } return { transform: transform, root: root, string: string }; }).then(resolve, reject); } catch (e) { reject(e); return; } }); }; _proto._runSync = function _runSync(rule, options) { if (options === void 0) { options = {}; } var root = this._root(rule, options); var transform = this.func(root); if (transform && typeof transform.then === "function") { throw new Error("Selector processor returned a promise to a synchronous call."); } var string = undefined; if (options.updateSelector && typeof rule !== "string") { string = root.toString(); rule.selector = string; } return { transform: transform, root: root, string: string }; } /** * Process rule into a selector AST. * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {Promise} The AST of the selector after processing it. */ ; _proto.ast = function ast(rule, options) { return this._run(rule, options).then(function (result) { return result.root; }); } /** * Process rule into a selector AST synchronously. * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {parser.Root} The AST of the selector after processing it. */ ; _proto.astSync = function astSync(rule, options) { return this._runSync(rule, options).root; } /** * Process a selector into a transformed value asynchronously * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {Promise} The value returned by the processor. */ ; _proto.transform = function transform(rule, options) { return this._run(rule, options).then(function (result) { return result.transform; }); } /** * Process a selector into a transformed value synchronously. * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {any} The value returned by the processor. */ ; _proto.transformSync = function transformSync(rule, options) { return this._runSync(rule, options).transform; } /** * Process a selector into a new selector string asynchronously. * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {string} the selector after processing. */ ; _proto.process = function process(rule, options) { return this._run(rule, options).then(function (result) { return result.string || result.root.toString(); }); } /** * Process a selector into a new selector string synchronously. * * @param rule {postcss.Rule | string} The css selector to be processed * @param options The options for processing * @returns {string} the selector after processing. */ ; _proto.processSync = function processSync(rule, options) { var result = this._runSync(rule, options); return result.string || result.root.toString(); }; return Processor; }(); exports["default"] = Processor; module.exports = exports.default; })(processor, processor.exports); var selectors = {}; var constructors = {}; constructors.__esModule = true; constructors.universal = constructors.tag = constructors.string = constructors.selector = constructors.root = constructors.pseudo = constructors.nesting = constructors.id = constructors.comment = constructors.combinator = constructors.className = constructors.attribute = void 0; var _attribute = _interopRequireDefault(attribute$1); var _className = _interopRequireDefault(className$1.exports); var _combinator = _interopRequireDefault(combinator$2.exports); var _comment = _interopRequireDefault(comment$2.exports); var _id = _interopRequireDefault(id$1.exports); var _nesting = _interopRequireDefault(nesting$1.exports); var _pseudo = _interopRequireDefault(pseudo$1.exports); var _root = _interopRequireDefault(root$1.exports); var _selector = _interopRequireDefault(selector$1.exports); var _string = _interopRequireDefault(string$1.exports); var _tag = _interopRequireDefault(tag$1.exports); var _universal = _interopRequireDefault(universal$1.exports); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } var attribute = function attribute(opts) { return new _attribute["default"](opts); }; constructors.attribute = attribute; var className = function className(opts) { return new _className["default"](opts); }; constructors.className = className; var combinator = function combinator(opts) { return new _combinator["default"](opts); }; constructors.combinator = combinator; var comment = function comment(opts) { return new _comment["default"](opts); }; constructors.comment = comment; var id = function id(opts) { return new _id["default"](opts); }; constructors.id = id; var nesting = function nesting(opts) { return new _nesting["default"](opts); }; constructors.nesting = nesting; var pseudo = function pseudo(opts) { return new _pseudo["default"](opts); }; constructors.pseudo = pseudo; var root = function root(opts) { return new _root["default"](opts); }; constructors.root = root; var selector = function selector(opts) { return new _selector["default"](opts); }; constructors.selector = selector; var string = function string(opts) { return new _string["default"](opts); }; constructors.string = string; var tag = function tag(opts) { return new _tag["default"](opts); }; constructors.tag = tag; var universal = function universal(opts) { return new _universal["default"](opts); }; constructors.universal = universal; var guards = {}; guards.__esModule = true; guards.isNode = isNode; guards.isPseudoElement = isPseudoElement; guards.isPseudoClass = isPseudoClass; guards.isContainer = isContainer; guards.isNamespace = isNamespace; guards.isUniversal = guards.isTag = guards.isString = guards.isSelector = guards.isRoot = guards.isPseudo = guards.isNesting = guards.isIdentifier = guards.isComment = guards.isCombinator = guards.isClassName = guards.isAttribute = void 0; var _types = types; var _IS_TYPE; var IS_TYPE = (_IS_TYPE = {}, _IS_TYPE[_types.ATTRIBUTE] = true, _IS_TYPE[_types.CLASS] = true, _IS_TYPE[_types.COMBINATOR] = true, _IS_TYPE[_types.COMMENT] = true, _IS_TYPE[_types.ID] = true, _IS_TYPE[_types.NESTING] = true, _IS_TYPE[_types.PSEUDO] = true, _IS_TYPE[_types.ROOT] = true, _IS_TYPE[_types.SELECTOR] = true, _IS_TYPE[_types.STRING] = true, _IS_TYPE[_types.TAG] = true, _IS_TYPE[_types.UNIVERSAL] = true, _IS_TYPE); function isNode(node) { return typeof node === "object" && IS_TYPE[node.type]; } function isNodeType(type, node) { return isNode(node) && node.type === type; } var isAttribute = isNodeType.bind(null, _types.ATTRIBUTE); guards.isAttribute = isAttribute; var isClassName = isNodeType.bind(null, _types.CLASS); guards.isClassName = isClassName; var isCombinator = isNodeType.bind(null, _types.COMBINATOR); guards.isCombinator = isCombinator; var isComment = isNodeType.bind(null, _types.COMMENT); guards.isComment = isComment; var isIdentifier = isNodeType.bind(null, _types.ID); guards.isIdentifier = isIdentifier; var isNesting = isNodeType.bind(null, _types.NESTING); guards.isNesting = isNesting; var isPseudo$1 = isNodeType.bind(null, _types.PSEUDO); guards.isPseudo = isPseudo$1; var isRoot = isNodeType.bind(null, _types.ROOT); guards.isRoot = isRoot; var isSelector = isNodeType.bind(null, _types.SELECTOR); guards.isSelector = isSelector; var isString = isNodeType.bind(null, _types.STRING); guards.isString = isString; var isTag = isNodeType.bind(null, _types.TAG); guards.isTag = isTag; var isUniversal = isNodeType.bind(null, _types.UNIVERSAL); guards.isUniversal = isUniversal; function isPseudoElement(node) { return isPseudo$1(node) && node.value && (node.value.startsWith("::") || node.value.toLowerCase() === ":before" || node.value.toLowerCase() === ":after" || node.value.toLowerCase() === ":first-letter" || node.value.toLowerCase() === ":first-line"); } function isPseudoClass(node) { return isPseudo$1(node) && !isPseudoElement(node); } function isContainer(node) { return !!(isNode(node) && node.walk); } function isNamespace(node) { return isAttribute(node) || isTag(node); } (function (exports) { exports.__esModule = true; var _types = types; Object.keys(_types).forEach(function (key) { if (key === "default" || key === "__esModule") return; if (key in exports && exports[key] === _types[key]) return; exports[key] = _types[key]; }); var _constructors = constructors; Object.keys(_constructors).forEach(function (key) { if (key === "default" || key === "__esModule") return; if (key in exports && exports[key] === _constructors[key]) return; exports[key] = _constructors[key]; }); var _guards = guards; Object.keys(_guards).forEach(function (key) { if (key === "default" || key === "__esModule") return; if (key in exports && exports[key] === _guards[key]) return; exports[key] = _guards[key]; }); })(selectors); (function (module, exports) { exports.__esModule = true; exports["default"] = void 0; var _processor = _interopRequireDefault(processor.exports); var selectors$1 = _interopRequireWildcard(selectors); function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; } function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } var parser = function parser(processor) { return new _processor["default"](processor); }; Object.assign(parser, selectors$1); delete parser.__esModule; var _default = parser; exports["default"] = _default; module.exports = exports.default; })(dist, dist.exports); var parser = /*@__PURE__*/getDefaultExportFromCjs(dist.exports); function combinationsWithSizeN(set, n) { // set is the list of parent selectors // n is the amount of `&` selectors in the current selector. // all combinations of values in the set with an array size of n must be generated to match the nesting selector behavior. // // for example : // a current selector like: `& + & {}` // with parent : `.foo, .bar {}` // // the set is `['.foo', '.bar']` and n is 2, the resulting combinations are: // ['.foo', '.bar'] // ['.foo', '.foo'] // ['.bar', '.foo'] // ['.bar', '.bar'] // // outputted like : // .foo + .bar, // .foo + .foo, // .bar + .foo, // .bar + .bar {} if (n < 2) { // should never happen and is checked by caller throw new Error('n must be greater than 1'); } if (set.length < 2) { // should never happen and is checked by caller throw new Error('s must be greater than 1'); } if (Math.pow(set.length, n) > 10000) { // Throwing is best here as a warning would be impossible to handle gracefully on our end. // This will error mid transform and there is no possible fallback at this point. // The user should reduce complexity. throw new Error('Too many combinations when trying to resolve a nested selector with lists, reduce the complexity of your selectors'); } const counters = []; for (let i = 0; i < n; i++) { counters[i] = 0; } const result = []; // eslint-disable-next-line no-constant-condition while (true) { const ss = []; for (let i = n - 1; i >= 0; i--) { let currentCounter = counters[i]; if (currentCounter >= set.length) { currentCounter = 0; counters[i] = 0; if (i === 0) { return result; } else { counters[i - 1] += 1; } } ss[i] = set[currentCounter]; } result.push(ss); counters[counters.length - 1]++; } } const isPseudo = parser.pseudo({ value: ':is' }); function sortCompoundSelectorsInsideComplexSelector(node) { if (!node || !node.nodes) { return; } const compoundSelectors = []; let currentCompoundSelector = []; for (let i = 0; i < node.nodes.length; i++) { if (node.nodes[i].type === 'combinator') { // Push the current compound selector compoundSelectors.push(currentCompoundSelector); // Push the combinator compoundSelectors.push([node.nodes[i]]); // Start a new compound selector currentCompoundSelector = []; continue; } if (parser.isPseudoElement(node.nodes[i])) { // Push the current compound selector compoundSelectors.push(currentCompoundSelector); // Start a new compound selector with the pseudo element as the first element currentCompoundSelector = [node.nodes[i]]; continue; } if (node.nodes[i].type === 'tag' && currentCompoundSelector.find(x => x.type === 'tag')) { const isPseudoClone = isPseudo.clone(); const child = node.nodes[i]; child.replaceWith(isPseudoClone); isPseudoClone.append(child); } currentCompoundSelector.push(node.nodes[i]); } compoundSelectors.push(currentCompoundSelector); const sortedCompoundSelectors = []; for (let i = 0; i < compoundSelectors.length; i++) { const compoundSelector = compoundSelectors[i]; compoundSelector.sort((a, b) => { if (a.type === 'selector' && b.type === 'selector' && a.nodes.length && b.nodes.length) { return selectorTypeOrder(a.nodes[0], a.nodes[0].type) - selectorTypeOrder(b.nodes[0], b.nodes[0].type); } if (a.type === 'selector' && a.nodes.length) { return selectorTypeOrder(a.nodes[0], a.nodes[0].type) - selectorTypeOrder(b, b.type); } if (b.type === 'selector' && b.nodes.length) { return selectorTypeOrder(a, a.type) - selectorTypeOrder(b.nodes[0], b.nodes[0].type); } return selectorTypeOrder(a, a.type) - selectorTypeOrder(b, b.type); }); for (let j = 0; j < compoundSelector.length; j++) { sortedCompoundSelectors.push(compoundSelector[j]); } } for (let i = sortedCompoundSelectors.length - 1; i >= 0; i--) { sortedCompoundSelectors[i].remove(); node.prepend(sortedCompoundSelectors[i]); } } function selectorTypeOrder(selector, type) { if (parser.isPseudoElement(selector)) { return selectorTypeOrderIndex.pseudoElement; } return selectorTypeOrderIndex[type]; } const selectorTypeOrderIndex = { universal: 0, tag: 1, pseudoElement: 2, id: 3, class: 4, attribute: 5, pseudo: 6, selector: 7, string: 8, root: 9, comment: 10 }; function s(n) { if (!n) return { a: 0, b: 0, c: 0 }; let t = 0, c = 0, o = 0; if ("universal" == n.type) return { a: 0, b: 0, c: 0 }; if ("id" === n.type) t += 1;else if ("tag" === n.type) o += 1;else if ("class" === n.type) c += 1;else if ("attribute" === n.type) c += 1;else if (function (s) { return parser.isPseudoElement(s); }(n)) o += 1;else if (parser.isPseudoClass(n)) switch (n.value) { case ":-moz-any": case ":-webkit-any": case ":any": case ":has": case ":is": case ":matches": case ":not": if (n.nodes && n.nodes.length > 0) { const e = a(n.nodes); t += e.a, c += e.b, o += e.c; } break; case ":where": break; case ":nth-child": case ":nth-last-child": if (c += 1, n.nodes && n.nodes.length > 0) { const s = n.nodes[0].nodes.findIndex(e => "tag" === e.type && "of" === e.value); if (s > -1) { const l = [parser.selector({ nodes: n.nodes[0].nodes.slice(s + 1), value: "" })]; n.nodes.length > 1 && l.push(...n.nodes.slice(1)); const i = a(l); t += i.a, c += i.b, o += i.c; } } break; case ":local": case ":global": n.nodes && n.nodes.length > 0 && n.nodes.forEach(e => { const a = s(e); t += a.a, c += a.b, o += a.c; }); break; default: c += 1; } else parser.isContainer(n) && n.nodes.length > 0 && n.nodes.forEach(e => { const a = s(e); t += a.a, c += a.b, o += a.c; }); return { a: t, b: c, c: o }; } function a(e) { let a = { a: 0, b: 0, c: 0 }; return e.forEach(e => { const n = s(e); n.a > a.a ? a = n : n.a < a.a || (n.b > a.b ? a = n : n.b < a.b || n.c > a.c && (a = n)); }), a; } function nodesAreEquallySpecific(nodes) { // Selector specificity is important when the parent selector is a list. // These cases should be resolved with `:is()` pseudo. // Since browser support for `:is()` is not great, we try to avoid it. // If the selector specificity is equal for all items in the selector list, we don't need `:is`. const specificities = nodes.map(node => { return parser().astSync(node); }).map(ast => { return s(ast); }); const first = specificities[0]; for (let i = 1; i < specificities.length; i++) { if (first.a === specificities[i].a && first.b === specificities[i].b && first.c === specificities[i].c) { continue; } return false; } return true; } function mergeSelectors(fromSelectors, toSelectors, opts) { const fromListHasUniformSpecificity = nodesAreEquallySpecific(fromSelectors); let fromSelectorsAST = []; if (fromListHasUniformSpecificity || opts.noIsPseudoSelector) { fromSelectorsAST = fromSelectors.map(selector => { return parser().astSync(selector); }); } else { fromSelectorsAST = [parser().astSync(`:is(${fromSelectors.join(',')})`)]; } let result = []; for (let x = 0; x < toSelectors.length; x++) { const toSelector = toSelectors[x]; let iterations = 1; let fromSelectorCombinations = []; let nestingCounter = 0; parser().astSync(toSelector).walkNesting(() => { nestingCounter++; }); if (nestingCounter > 1 && fromSelectorsAST.length > 1) { fromSelectorCombinations = combinationsWithSizeN(fromSelectorsAST, nestingCounter); iterations = fromSelectorCombinations.length; } else { iterations = fromSelectorsAST.length; for (let i = 0; i < fromSelectorsAST.length; i++) { fromSelectorCombinations.push([]); for (let j = 0; j < nestingCounter; j++) { fromSelectorCombinations[i].push(fromSelectorsAST[i]); } } } for (let y = 0; y < iterations; y++) { let counter = 0; const toSelectorAST = parser().astSync(toSelector); toSelectorAST.walk(nesting => { if (nesting.type !== 'nesting') { return; } let fromSelectorAST = fromSelectorCombinations[y][counter]; counter++; // If the from selector is simple we extract the first non root, non selector node if (fromSelectorAST.type === 'root' && fromSelectorAST.nodes.length === 1) { fromSelectorAST = fromSelectorAST.nodes[0]; } const fromSelectorWithIsAST = parser().astSync(`:is(${fromSelectorAST.toString()})`); const fromIsSimple = isSimpleSelector(fromSelectorAST.nodes[0]); // this function looks at the parent of the node passed as an argument const fromIsCompound = isCompoundSelector(fromSelectorAST.nodes[0]); // this function looks at the parent of the node passed as an argument const toIsSimple = isSimpleSelector(nesting); const toIsCompound = isCompoundSelector(nesting); // Parent and child are simple if (fromIsSimple && toIsSimple) { nesting.replaceWith(fromSelectorAST.clone()); return; } // Parent and child are simple or compound if ((fromIsSimple || fromIsCompound) && (toIsSimple || toIsCompound)) { const parent = nesting.parent; if (fromIsSimple && fromSelectorAST.type === 'selector') { // fromSelectorAST has type selector with a single child nesting.replaceWith(fromSelectorAST.clone().nodes[0]); } else { // fromSelectorAST has type selector containing a compound selector nesting.replaceWith(...fromSelectorAST.clone().nodes); } if (parent && parent.nodes.length > 1) { sortCompoundSelectorsInsideComplexSelector(parent); } return; } if (fromIsSimple) { const parent = nesting.parent; nesting.replaceWith(fromSelectorAST.clone().nodes[0]); if (parent) { sortCompoundSelectorsInsideComplexSelector(parent); } return; } if (fromIsCompound) { const parent = nesting.parent; nesting.replaceWith(...fromSelectorAST.clone().nodes); if (parent) { sortCompoundSelectorsInsideComplexSelector(parent); } return; } if (nestingIsFirstAndOnlyInSelectorWithEitherSpaceOrChildCombinator(nesting)) { const parent = nesting.parent; nesting.replaceWith(...fromSelectorAST.clone().nodes); if (parent) { sortCompoundSelectorsInsideComplexSelector(parent); } return; } if (nestingIsNotInsideCompoundSelector(nesting)) { const parent = nesting.parent; nesting.replaceWith(...fromSelectorAST.clone().nodes); if (parent) { sortCompoundSelectorsInsideComplexSelector(parent); } return; } const parent = nesting.parent; if (opts.noIsPseudoSelector) { nesting.replaceWith(...fromSelectorAST.clone().nodes); } else { nesting.replaceWith(...fromSelectorWithIsAST.clone().nodes); } if (parent) { sortCompoundSelectorsInsideComplexSelector(parent); } }); result.push(toSelectorAST.toString()); } } return result; } function isSimpleSelector(selector) { if (selector.type === 'combinator') { return false; } if (selector.parent && selector.parent.nodes.length > 1) { return false; } return true; } function isCompoundSelector(selector, toSelector = null) { if (isSimpleSelector(selector)) { return false; } if (!selector.parent) { return false; } const hasCombinators = !!selector.parent.nodes.find(x => { return x.type === 'combinator'; }); if (hasCombinators) { return false; } const hasExtraNesting = !!selector.parent.nodes.find(x => { return x.type === 'nesting'; }); if (hasExtraNesting && toSelector && !isCompoundSelector(toSelector)) { return false; } return true; } function nestingIsFirstAndOnlyInSelectorWithEitherSpaceOrChildCombinator(selector) { if (!selector.parent) { return false; } if (selector.parent.nodes.indexOf(selector) !== 0) { return false; } for (let i = 1; i < selector.parent.nodes.length; i++) { if (selector.parent.nodes[i].type === 'combinator' && selector.parent.nodes[i].value !== ' ' && selector.parent.nodes[i].value !== '>') { return false; } } return true; } function nestingIsNotInsideCompoundSelector(selector) { if (isSimpleSelector(selector)) { return true; } if (!selector.parent) { return false; } for (let i = 0; i < selector.parent.nodes.length; i++) { if (!selector.parent.nodes[i].type === 'nesting') { continue; } if (!selector.parent.nodes[i].prev() && !selector.parent.nodes[i].next()) { continue; } if (selector.parent.nodes[i].prev() && selector.parent.nodes[i].prev().type !== 'combinator') { return false; } if (selector.parent.nodes[i].next() && selector.parent.nodes[i].next().type !== 'combinator') { return false; } } return true; } function transformRuleWithinRule(node, opts) { // move previous siblings and the node to before the parent const parent = shiftNodesBeforeParent(node); // update the selectors of the node to be merged with the parent node.selectors = mergeSelectors(parent.selectors, node.selectors, opts); // merge similar rules back together const areSameRule = node.type === 'rule' && parent.type === 'rule' && node.selector === parent.selector || node.type === 'atrule' && parent.type === 'atrule' && node.params === parent.params; if (areSameRule) { node.append(...parent.nodes); } // conditionally cleanup an empty parent rule cleanupParent(parent); } const isRuleWithinRule = node => node.type === 'rule' && Object(node.parent).type === 'rule' && node.selectors.every(selector => selector.trim().indexOf('&') === 0 && selector.indexOf('|') === -1); const comma = string => { let array = []; let current = ''; let split = false; let func = 0; let quote = false; let escape = false; for (let letter of string) { if (escape) { escape = false; } else if (letter === '\\') { escape = true; } else if (quote) { if (letter === quote) { quote = false; } } else if (letter === '"' || letter === '\'') { quote = letter; } else if (letter === '(') { func += 1; } else if (letter === ')') { if (func > 0) { func -= 1; } } else if (func === 0) { if (letter === ',') { split = true; } } if (split) { if (current !== '') { array.push(current.trim()); } current = ''; split = false; } else { current += letter; } } array.push(current.trim()); return array; }; function transformNestRuleWithinRule(node, walk, opts) { // move previous siblings and the node to before the parent const parent = shiftNodesBeforeParent(node); // clone the parent as a new rule with children appended to it const rule = parent.clone().removeAll().append(node.nodes); rule.raws.semicolon = true; /* nested rules end with "}" and do not have this flag set */ // replace the node with the new rule node.replaceWith(rule); // update the selectors of the node to be merged with the parent rule.selectors = mergeSelectors(parent.selectors, comma(node.params), opts); // conditionally cleanup an empty parent rule cleanupParent(parent); // walk the children of the new rule walk(rule, opts); } const isNestRuleWithinRule = node => node.type === 'atrule' && node.name === 'nest' && Object(node.parent).type === 'rule' && comma(node.params).every(selector => selector.split('&').length >= 2 && selector.indexOf('|') === -1); var validAtrules = ['container', 'document', 'media', 'supports', 'layer']; function atruleWithinRule(node, walk, opts) { // move previous siblings and the node to before the parent const parent = shiftNodesBeforeParent(node); // clone the parent as a new rule with children appended to it const rule = parent.clone().removeAll().append(node.nodes); // append the new rule to the node node.append(rule); // conditionally cleanup an empty parent rule cleanupParent(parent); // walk the children of the new rule walk(rule, opts); } const isAtruleWithinRule = node => node.type === 'atrule' && validAtrules.includes(node.name) && Object(node.parent).type === 'rule'; function mergeParams(fromParams, toParams) { return comma(fromParams).map(params1 => comma(toParams).map(params2 => `${params1} and ${params2}`).join(', ')).join(', '); } /* * DEPRECATED: In v7.0.0 these features will be removed as they are not part of * the nesting proposal. */ function transformAtruleWithinAtrule(node) { // move previous siblings and the node to before the parent const parent = shiftNodesBeforeParent(node); // update the params of the node to be merged with the parent node.params = mergeParams(parent.params, node.params); // conditionally cleanup an empty parent rule cleanupParent(parent); } const isAtruleWithinAtrule = node => node.type === 'atrule' && validAtrules.includes(node.name) && Object(node.parent).type === 'atrule' && node.name === node.parent.name; function walk(node, opts) { node.each(child => { if (isRuleWithinRule(child)) { transformRuleWithinRule(child, opts); } else if (isNestRuleWithinRule(child)) { transformNestRuleWithinRule(child, walk, opts); } else if (isAtruleWithinRule(child)) { atruleWithinRule(child, walk, opts); } else if (isAtruleWithinAtrule(child)) { transformAtruleWithinAtrule(child); } if (Object(child.nodes).length) { walk(child, opts); } }); } /** * @param {{noIsPseudoSelector?: boolean}} opts * @returns {import('postcss').Plugin} */ function postcssNesting(opts) { const noIsPseudoSelector = Object(opts).noIsPseudoSelector || false; return { postcssPlugin: 'postcss-nesting', Rule(rule) { walk(rule, { noIsPseudoSelector: noIsPseudoSelector }); } }; } postcssNesting.postcss = true; export { postcssNesting as default };